Home / 1,743.42-2,405.88-1,044.76

Finding the Fourth Proportional to 1,743.42, 2,405.88 and 1,044.76

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Solution

The fourth proportional to 1,743.42, 2,405.88 and 1,044.76 is: 1,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.42 : 2,405.88 = 1,044.76 : x
  2. Step 2: Convert to fraction form
    1,743.42/2,405.88 = 1,044.76/x
  3. Step 3: Cross multiply
    1,743.42x = 2,405.88 × 1,044.76
  4. Step 4: Simplify right side
    1,743.42x = 2,513,567.19
  5. Step 5: Solve for x
    x = 2,513,567.19/1,743.42
  6. Step 6: Final answer
    x = 1,441.75

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.