Home / 10,431.59-15,647.24-2,534.17

Finding the Fourth Proportional to 10,431.59, 15,647.24 and 2,534.17

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Solution

The fourth proportional to 10,431.59, 15,647.24 and 2,534.17 is: 3,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.59 : 15,647.24 = 2,534.17 : x
  2. Step 2: Convert to fraction form
    10,431.59/15,647.24 = 2,534.17/x
  3. Step 3: Cross multiply
    10,431.59x = 15,647.24 × 2,534.17
  4. Step 4: Simplify right side
    10,431.59x = 39,652,714.40
  5. Step 5: Solve for x
    x = 39,652,714.40/10,431.59
  6. Step 6: Final answer
    x = 3,801.21

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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.