Home / 5,320.08-7,342.04-3,082.66

Finding the Fourth Proportional to 5,320.08, 7,342.04 and 3,082.66

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Solution

The fourth proportional to 5,320.08, 7,342.04 and 3,082.66 is: 4,254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.08 : 7,342.04 = 3,082.66 : x
  2. Step 2: Convert to fraction form
    5,320.08/7,342.04 = 3,082.66/x
  3. Step 3: Cross multiply
    5,320.08x = 7,342.04 × 3,082.66
  4. Step 4: Simplify right side
    5,320.08x = 22,633,002.38
  5. Step 5: Solve for x
    x = 22,633,002.38/5,320.08
  6. Step 6: Final answer
    x = 4,254.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.