Home / 4,390.38-6,590.61-3,468.99

Finding the Fourth Proportional to 4,390.38, 6,590.61 and 3,468.99

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Solution

The fourth proportional to 4,390.38, 6,590.61 and 3,468.99 is: 5,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.38 : 6,590.61 = 3,468.99 : x
  2. Step 2: Convert to fraction form
    4,390.38/6,590.61 = 3,468.99/x
  3. Step 3: Cross multiply
    4,390.38x = 6,590.61 × 3,468.99
  4. Step 4: Simplify right side
    4,390.38x = 22,862,760.18
  5. Step 5: Solve for x
    x = 22,862,760.18/4,390.38
  6. Step 6: Final answer
    x = 5,207.47

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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.