Home / 9,941.30-13,720.29-6,414.77

Finding the Fourth Proportional to 9,941.30, 13,720.29 and 6,414.77

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Solution

The fourth proportional to 9,941.30, 13,720.29 and 6,414.77 is: 8,853.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.30 : 13,720.29 = 6,414.77 : x
  2. Step 2: Convert to fraction form
    9,941.30/13,720.29 = 6,414.77/x
  3. Step 3: Cross multiply
    9,941.30x = 13,720.29 × 6,414.77
  4. Step 4: Simplify right side
    9,941.30x = 88,012,504.68
  5. Step 5: Solve for x
    x = 88,012,504.68/9,941.30
  6. Step 6: Final answer
    x = 8,853.22

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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.