Home / 10,660.97-14,712.20-5,881.08

Finding the Fourth Proportional to 10,660.97, 14,712.20 and 5,881.08

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Solution

The fourth proportional to 10,660.97, 14,712.20 and 5,881.08 is: 8,115.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.97 : 14,712.20 = 5,881.08 : x
  2. Step 2: Convert to fraction form
    10,660.97/14,712.20 = 5,881.08/x
  3. Step 3: Cross multiply
    10,660.97x = 14,712.20 × 5,881.08
  4. Step 4: Simplify right side
    10,660.97x = 86,523,625.18
  5. Step 5: Solve for x
    x = 86,523,625.18/10,660.97
  6. Step 6: Final answer
    x = 8,115.92

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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.