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Finding the Fourth Proportional to 1,743.81, 2,615.71 and 1,095.00

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Solution

The fourth proportional to 1,743.81, 2,615.71 and 1,095.00 is: 1,642.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.81 : 2,615.71 = 1,095.00 : x
  2. Step 2: Convert to fraction form
    1,743.81/2,615.71 = 1,095.00/x
  3. Step 3: Cross multiply
    1,743.81x = 2,615.71 × 1,095.00
  4. Step 4: Simplify right side
    1,743.81x = 2,864,197.28
  5. Step 5: Solve for x
    x = 2,864,197.28/1,743.81
  6. Step 6: Final answer
    x = 1,642.50

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,744.81, 2,617.21 and 1,096
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.