Home / 10,177.12-14,037.14-9,340.52

Finding the Fourth Proportional to 10,177.12, 14,037.14 and 9,340.52

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Solution

The fourth proportional to 10,177.12, 14,037.14 and 9,340.52 is: 12,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.12 : 14,037.14 = 9,340.52 : x
  2. Step 2: Convert to fraction form
    10,177.12/14,037.14 = 9,340.52/x
  3. Step 3: Cross multiply
    10,177.12x = 14,037.14 × 9,340.52
  4. Step 4: Simplify right side
    10,177.12x = 131,114,186.91
  5. Step 5: Solve for x
    x = 131,114,186.91/10,177.12
  6. Step 6: Final answer
    x = 12,883.23

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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.