Home / 10,966.60-15,133.92-6,251.14

Finding the Fourth Proportional to 10,966.60, 15,133.92 and 6,251.14

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Solution

The fourth proportional to 10,966.60, 15,133.92 and 6,251.14 is: 8,626.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.60 : 15,133.92 = 6,251.14 : x
  2. Step 2: Convert to fraction form
    10,966.60/15,133.92 = 6,251.14/x
  3. Step 3: Cross multiply
    10,966.60x = 15,133.92 × 6,251.14
  4. Step 4: Simplify right side
    10,966.60x = 94,604,252.67
  5. Step 5: Solve for x
    x = 94,604,252.67/10,966.60
  6. Step 6: Final answer
    x = 8,626.58

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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.