Home / 10,529.28-15,793.92-5,333.76

Finding the Fourth Proportional to 10,529.28, 15,793.92 and 5,333.76

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Solution

The fourth proportional to 10,529.28, 15,793.92 and 5,333.76 is: 8,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.28 : 15,793.92 = 5,333.76 : x
  2. Step 2: Convert to fraction form
    10,529.28/15,793.92 = 5,333.76/x
  3. Step 3: Cross multiply
    10,529.28x = 15,793.92 × 5,333.76
  4. Step 4: Simplify right side
    10,529.28x = 84,240,978.74
  5. Step 5: Solve for x
    x = 84,240,978.74/10,529.28
  6. Step 6: Final answer
    x = 8,000.64

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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.