Home / 3,531.90-5,297.42-935.04

Finding the Fourth Proportional to 3,531.90, 5,297.42 and 935.04

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Solution

The fourth proportional to 3,531.90, 5,297.42 and 935.04 is: 1,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.90 : 5,297.42 = 935.04 : x
  2. Step 2: Convert to fraction form
    3,531.90/5,297.42 = 935.04/x
  3. Step 3: Cross multiply
    3,531.90x = 5,297.42 × 935.04
  4. Step 4: Simplify right side
    3,531.90x = 4,953,299.60
  5. Step 5: Solve for x
    x = 4,953,299.60/3,531.90
  6. Step 6: Final answer
    x = 1,402.45

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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.