Home / 10,086.24-15,132.24-4,239.84

Finding the Fourth Proportional to 10,086.24, 15,132.24 and 4,239.84

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Solution

The fourth proportional to 10,086.24, 15,132.24 and 4,239.84 is: 6,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.24 : 15,132.24 = 4,239.84 : x
  2. Step 2: Convert to fraction form
    10,086.24/15,132.24 = 4,239.84/x
  3. Step 3: Cross multiply
    10,086.24x = 15,132.24 × 4,239.84
  4. Step 4: Simplify right side
    10,086.24x = 64,158,276.44
  5. Step 5: Solve for x
    x = 64,158,276.44/10,086.24
  6. Step 6: Final answer
    x = 6,360.97

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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.