Home / 10,134.92-15,191.16-6,839.84

Finding the Fourth Proportional to 10,134.92, 15,191.16 and 6,839.84

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Solution

The fourth proportional to 10,134.92, 15,191.16 and 6,839.84 is: 10,252.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.92 : 15,191.16 = 6,839.84 : x
  2. Step 2: Convert to fraction form
    10,134.92/15,191.16 = 6,839.84/x
  3. Step 3: Cross multiply
    10,134.92x = 15,191.16 × 6,839.84
  4. Step 4: Simplify right side
    10,134.92x = 103,905,103.81
  5. Step 5: Solve for x
    x = 103,905,103.81/10,134.92
  6. Step 6: Final answer
    x = 10,252.19

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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.