Home / 11,867.52-16,376.94-6,562.20

Finding the Fourth Proportional to 11,867.52, 16,376.94 and 6,562.20

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Solution

The fourth proportional to 11,867.52, 16,376.94 and 6,562.20 is: 9,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.52 : 16,376.94 = 6,562.20 : x
  2. Step 2: Convert to fraction form
    11,867.52/16,376.94 = 6,562.20/x
  3. Step 3: Cross multiply
    11,867.52x = 16,376.94 × 6,562.20
  4. Step 4: Simplify right side
    11,867.52x = 107,468,755.67
  5. Step 5: Solve for x
    x = 107,468,755.67/11,867.52
  6. Step 6: Final answer
    x = 9,055.70

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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.