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Finding the Fourth Proportional to 1,757.52, 2,425.59 and 1,012.23

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Solution

The fourth proportional to 1,757.52, 2,425.59 and 1,012.23 is: 1,397.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.52 : 2,425.59 = 1,012.23 : x
  2. Step 2: Convert to fraction form
    1,757.52/2,425.59 = 1,012.23/x
  3. Step 3: Cross multiply
    1,757.52x = 2,425.59 × 1,012.23
  4. Step 4: Simplify right side
    1,757.52x = 2,455,254.97
  5. Step 5: Solve for x
    x = 2,455,254.97/1,757.52
  6. Step 6: Final answer
    x = 1,397.00

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Double 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.