Home / 11,776.73-16,251.27-6,470.53

Finding the Fourth Proportional to 11,776.73, 16,251.27 and 6,470.53

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Solution

The fourth proportional to 11,776.73, 16,251.27 and 6,470.53 is: 8,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776.73 : 16,251.27 = 6,470.53 : x
  2. Step 2: Convert to fraction form
    11,776.73/16,251.27 = 6,470.53/x
  3. Step 3: Cross multiply
    11,776.73x = 16,251.27 × 6,470.53
  4. Step 4: Simplify right side
    11,776.73x = 105,154,330.07
  5. Step 5: Solve for x
    x = 105,154,330.07/11,776.73
  6. Step 6: Final answer
    x = 8,928.99

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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.