Home / 5,580.52-7,701.72-3,565.80

Finding the Fourth Proportional to 5,580.52, 7,701.72 and 3,565.80

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Solution

The fourth proportional to 5,580.52, 7,701.72 and 3,565.80 is: 4,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.52 : 7,701.72 = 3,565.80 : x
  2. Step 2: Convert to fraction form
    5,580.52/7,701.72 = 3,565.80/x
  3. Step 3: Cross multiply
    5,580.52x = 7,701.72 × 3,565.80
  4. Step 4: Simplify right side
    5,580.52x = 27,462,793.18
  5. Step 5: Solve for x
    x = 27,462,793.18/5,580.52
  6. Step 6: Final answer
    x = 4,921.19

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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.