Home / 9,290.92-13,939.98-3,447.88

Finding the Fourth Proportional to 9,290.92, 13,939.98 and 3,447.88

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Solution

The fourth proportional to 9,290.92, 13,939.98 and 3,447.88 is: 5,173.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290.92 : 13,939.98 = 3,447.88 : x
  2. Step 2: Convert to fraction form
    9,290.92/13,939.98 = 3,447.88/x
  3. Step 3: Cross multiply
    9,290.92x = 13,939.98 × 3,447.88
  4. Step 4: Simplify right side
    9,290.92x = 48,063,378.24
  5. Step 5: Solve for x
    x = 48,063,378.24/9,290.92
  6. Step 6: Final answer
    x = 5,173.16

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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.