Home / 8,251.14-11,385.87-4,713.66

Finding the Fourth Proportional to 8,251.14, 11,385.87 and 4,713.66

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Solution

The fourth proportional to 8,251.14, 11,385.87 and 4,713.66 is: 6,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.14 : 11,385.87 = 4,713.66 : x
  2. Step 2: Convert to fraction form
    8,251.14/11,385.87 = 4,713.66/x
  3. Step 3: Cross multiply
    8,251.14x = 11,385.87 × 4,713.66
  4. Step 4: Simplify right side
    8,251.14x = 53,669,119.98
  5. Step 5: Solve for x
    x = 53,669,119.98/8,251.14
  6. Step 6: Final answer
    x = 6,504.45

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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.