Home / 10,672.10-16,010.55-6,287.30

Finding the Fourth Proportional to 10,672.10, 16,010.55 and 6,287.30

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Solution

The fourth proportional to 10,672.10, 16,010.55 and 6,287.30 is: 9,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.10 : 16,010.55 = 6,287.30 : x
  2. Step 2: Convert to fraction form
    10,672.10/16,010.55 = 6,287.30/x
  3. Step 3: Cross multiply
    10,672.10x = 16,010.55 × 6,287.30
  4. Step 4: Simplify right side
    10,672.10x = 100,663,131.02
  5. Step 5: Solve for x
    x = 100,663,131.02/10,672.10
  6. Step 6: Final answer
    x = 9,432.36

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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.