Home / 9,081.06-13,623.27-3,157.71

Finding the Fourth Proportional to 9,081.06, 13,623.27 and 3,157.71

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Solution

The fourth proportional to 9,081.06, 13,623.27 and 3,157.71 is: 4,737.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.06 : 13,623.27 = 3,157.71 : x
  2. Step 2: Convert to fraction form
    9,081.06/13,623.27 = 3,157.71/x
  3. Step 3: Cross multiply
    9,081.06x = 13,623.27 × 3,157.71
  4. Step 4: Simplify right side
    9,081.06x = 43,018,335.91
  5. Step 5: Solve for x
    x = 43,018,335.91/9,081.06
  6. Step 6: Final answer
    x = 4,737.15

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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.