Home / 10,071.12-15,092.09-5,679.24

Finding the Fourth Proportional to 10,071.12, 15,092.09 and 5,679.24

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Solution

The fourth proportional to 10,071.12, 15,092.09 and 5,679.24 is: 8,510.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.12 : 15,092.09 = 5,679.24 : x
  2. Step 2: Convert to fraction form
    10,071.12/15,092.09 = 5,679.24/x
  3. Step 3: Cross multiply
    10,071.12x = 15,092.09 × 5,679.24
  4. Step 4: Simplify right side
    10,071.12x = 85,711,615.41
  5. Step 5: Solve for x
    x = 85,711,615.41/10,071.12
  6. Step 6: Final answer
    x = 8,510.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.