Home / 9,385.32-14,081.91-4,117.61

Finding the Fourth Proportional to 9,385.32, 14,081.91 and 4,117.61

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Solution

The fourth proportional to 9,385.32, 14,081.91 and 4,117.61 is: 6,178.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.32 : 14,081.91 = 4,117.61 : x
  2. Step 2: Convert to fraction form
    9,385.32/14,081.91 = 4,117.61/x
  3. Step 3: Cross multiply
    9,385.32x = 14,081.91 × 4,117.61
  4. Step 4: Simplify right side
    9,385.32x = 57,983,813.44
  5. Step 5: Solve for x
    x = 57,983,813.44/9,385.32
  6. Step 6: Final answer
    x = 6,178.14

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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.