Home / 10,657.10-16,002.45-6,277.90

Finding the Fourth Proportional to 10,657.10, 16,002.45 and 6,277.90

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Solution

The fourth proportional to 10,657.10, 16,002.45 and 6,277.90 is: 9,426.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.10 : 16,002.45 = 6,277.90 : x
  2. Step 2: Convert to fraction form
    10,657.10/16,002.45 = 6,277.90/x
  3. Step 3: Cross multiply
    10,657.10x = 16,002.45 × 6,277.90
  4. Step 4: Simplify right side
    10,657.10x = 100,461,780.86
  5. Step 5: Solve for x
    x = 100,461,780.86/10,657.10
  6. Step 6: Final answer
    x = 9,426.75

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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.