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Finding the Fourth Proportional to 7,532.64, 10,394.05 and 4,175.29

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Solution

The fourth proportional to 7,532.64, 10,394.05 and 4,175.29 is: 5,761.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,532.64 : 10,394.05 = 4,175.29 : x
  2. Step 2: Convert to fraction form
    7,532.64/10,394.05 = 4,175.29/x
  3. Step 3: Cross multiply
    7,532.64x = 10,394.05 × 4,175.29
  4. Step 4: Simplify right side
    7,532.64x = 43,398,173.02
  5. Step 5: Solve for x
    x = 43,398,173.02/7,532.64
  6. Step 6: Final answer
    x = 5,761.35

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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.