Home / 5,360.68-7,397.61-3,002.86

Finding the Fourth Proportional to 5,360.68, 7,397.61 and 3,002.86

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Solution

The fourth proportional to 5,360.68, 7,397.61 and 3,002.86 is: 4,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.68 : 7,397.61 = 3,002.86 : x
  2. Step 2: Convert to fraction form
    5,360.68/7,397.61 = 3,002.86/x
  3. Step 3: Cross multiply
    5,360.68x = 7,397.61 × 3,002.86
  4. Step 4: Simplify right side
    5,360.68x = 22,213,950.18
  5. Step 5: Solve for x
    x = 22,213,950.18/5,360.68
  6. Step 6: Final answer
    x = 4,143.87

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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.