Home / 10,137.87-13,996.85-9,073.80

Finding the Fourth Proportional to 10,137.87, 13,996.85 and 9,073.80

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Solution

The fourth proportional to 10,137.87, 13,996.85 and 9,073.80 is: 12,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137.87 : 13,996.85 = 9,073.80 : x
  2. Step 2: Convert to fraction form
    10,137.87/13,996.85 = 9,073.80/x
  3. Step 3: Cross multiply
    10,137.87x = 13,996.85 × 9,073.80
  4. Step 4: Simplify right side
    10,137.87x = 127,004,502.18
  5. Step 5: Solve for x
    x = 127,004,502.18/10,137.87
  6. Step 6: Final answer
    x = 12,527.73

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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.