Home / 7,049.88-10,572.24-3,156.96

Finding the Fourth Proportional to 7,049.88, 10,572.24 and 3,156.96

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Solution

The fourth proportional to 7,049.88, 10,572.24 and 3,156.96 is: 4,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.88 : 10,572.24 = 3,156.96 : x
  2. Step 2: Convert to fraction form
    7,049.88/10,572.24 = 3,156.96/x
  3. Step 3: Cross multiply
    7,049.88x = 10,572.24 × 3,156.96
  4. Step 4: Simplify right side
    7,049.88x = 33,376,138.79
  5. Step 5: Solve for x
    x = 33,376,138.79/7,049.88
  6. Step 6: Final answer
    x = 4,734.28

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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.