Home / 10,517.87-14,515.14-6,267.96

Finding the Fourth Proportional to 10,517.87, 14,515.14 and 6,267.96

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Solution

The fourth proportional to 10,517.87, 14,515.14 and 6,267.96 is: 8,650.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517.87 : 14,515.14 = 6,267.96 : x
  2. Step 2: Convert to fraction form
    10,517.87/14,515.14 = 6,267.96/x
  3. Step 3: Cross multiply
    10,517.87x = 14,515.14 × 6,267.96
  4. Step 4: Simplify right side
    10,517.87x = 90,980,316.91
  5. Step 5: Solve for x
    x = 90,980,316.91/10,517.87
  6. Step 6: Final answer
    x = 8,650.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.