Home / 9,407.88-14,111.82-3,861.32

Finding the Fourth Proportional to 9,407.88, 14,111.82 and 3,861.32

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Solution

The fourth proportional to 9,407.88, 14,111.82 and 3,861.32 is: 5,791.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,407.88 : 14,111.82 = 3,861.32 : x
  2. Step 2: Convert to fraction form
    9,407.88/14,111.82 = 3,861.32/x
  3. Step 3: Cross multiply
    9,407.88x = 14,111.82 × 3,861.32
  4. Step 4: Simplify right side
    9,407.88x = 54,490,252.80
  5. Step 5: Solve for x
    x = 54,490,252.80/9,407.88
  6. Step 6: Final answer
    x = 5,791.98

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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.