Home / 10,372.43-15,561.08-6,374.27

Finding the Fourth Proportional to 10,372.43, 15,561.08 and 6,374.27

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Solution

The fourth proportional to 10,372.43, 15,561.08 and 6,374.27 is: 9,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.43 : 15,561.08 = 6,374.27 : x
  2. Step 2: Convert to fraction form
    10,372.43/15,561.08 = 6,374.27/x
  3. Step 3: Cross multiply
    10,372.43x = 15,561.08 × 6,374.27
  4. Step 4: Simplify right side
    10,372.43x = 99,190,525.41
  5. Step 5: Solve for x
    x = 99,190,525.41/10,372.43
  6. Step 6: Final answer
    x = 9,562.90

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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.