Home / 12,376.73-17,079.92-6,711.47

Finding the Fourth Proportional to 12,376.73, 17,079.92 and 6,711.47

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Solution

The fourth proportional to 12,376.73, 17,079.92 and 6,711.47 is: 9,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376.73 : 17,079.92 = 6,711.47 : x
  2. Step 2: Convert to fraction form
    12,376.73/17,079.92 = 6,711.47/x
  3. Step 3: Cross multiply
    12,376.73x = 17,079.92 × 6,711.47
  4. Step 4: Simplify right side
    12,376.73x = 114,631,251.73
  5. Step 5: Solve for x
    x = 114,631,251.73/12,376.73
  6. Step 6: Final answer
    x = 9,261.84

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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.