Home / 10,060.54-13,885.20-5,868.78

Finding the Fourth Proportional to 10,060.54, 13,885.20 and 5,868.78

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Solution

The fourth proportional to 10,060.54, 13,885.20 and 5,868.78 is: 8,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,060.54 : 13,885.20 = 5,868.78 : x
  2. Step 2: Convert to fraction form
    10,060.54/13,885.20 = 5,868.78/x
  3. Step 3: Cross multiply
    10,060.54x = 13,885.20 × 5,868.78
  4. Step 4: Simplify right side
    10,060.54x = 81,489,184.06
  5. Step 5: Solve for x
    x = 81,489,184.06/10,060.54
  6. Step 6: Final answer
    x = 8,099.88

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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.