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Finding the Fourth Proportional to 1,743.04, 2,613.60 and 804.96

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Solution

The fourth proportional to 1,743.04, 2,613.60 and 804.96 is: 1,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.04 : 2,613.60 = 804.96 : x
  2. Step 2: Convert to fraction form
    1,743.04/2,613.60 = 804.96/x
  3. Step 3: Cross multiply
    1,743.04x = 2,613.60 × 804.96
  4. Step 4: Simplify right side
    1,743.04x = 2,103,843.46
  5. Step 5: Solve for x
    x = 2,103,843.46/1,743.04
  6. Step 6: Final answer
    x = 1,207.00

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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.