Home / 9,908.88-13,669.20-7,546.92

Finding the Fourth Proportional to 9,908.88, 13,669.20 and 7,546.92

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Solution

The fourth proportional to 9,908.88, 13,669.20 and 7,546.92 is: 10,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.88 : 13,669.20 = 7,546.92 : x
  2. Step 2: Convert to fraction form
    9,908.88/13,669.20 = 7,546.92/x
  3. Step 3: Cross multiply
    9,908.88x = 13,669.20 × 7,546.92
  4. Step 4: Simplify right side
    9,908.88x = 103,160,358.86
  5. Step 5: Solve for x
    x = 103,160,358.86/9,908.88
  6. Step 6: Final answer
    x = 10,410.90

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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.