Home / 5,565.38-7,677.63-3,206.15

Finding the Fourth Proportional to 5,565.38, 7,677.63 and 3,206.15

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Solution

The fourth proportional to 5,565.38, 7,677.63 and 3,206.15 is: 4,422.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.38 : 7,677.63 = 3,206.15 : x
  2. Step 2: Convert to fraction form
    5,565.38/7,677.63 = 3,206.15/x
  3. Step 3: Cross multiply
    5,565.38x = 7,677.63 × 3,206.15
  4. Step 4: Simplify right side
    5,565.38x = 24,615,652.62
  5. Step 5: Solve for x
    x = 24,615,652.62/5,565.38
  6. Step 6: Final answer
    x = 4,422.99

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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.