Home / 9,948.90-13,726.68-6,414.18

Finding the Fourth Proportional to 9,948.90, 13,726.68 and 6,414.18

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Solution

The fourth proportional to 9,948.90, 13,726.68 and 6,414.18 is: 8,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.90 : 13,726.68 = 6,414.18 : x
  2. Step 2: Convert to fraction form
    9,948.90/13,726.68 = 6,414.18/x
  3. Step 3: Cross multiply
    9,948.90x = 13,726.68 × 6,414.18
  4. Step 4: Simplify right side
    9,948.90x = 88,045,396.32
  5. Step 5: Solve for x
    x = 88,045,396.32/9,948.90
  6. Step 6: Final answer
    x = 8,849.76

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1.5x scale

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.