Home / 4,375.20-6,569.20-3,082.40

Finding the Fourth Proportional to 4,375.20, 6,569.20 and 3,082.40

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Solution

The fourth proportional to 4,375.20, 6,569.20 and 3,082.40 is: 4,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.20 : 6,569.20 = 3,082.40 : x
  2. Step 2: Convert to fraction form
    4,375.20/6,569.20 = 3,082.40/x
  3. Step 3: Cross multiply
    4,375.20x = 6,569.20 × 3,082.40
  4. Step 4: Simplify right side
    4,375.20x = 20,248,902.08
  5. Step 5: Solve for x
    x = 20,248,902.08/4,375.20
  6. Step 6: Final answer
    x = 4,628.11

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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.