Home / 5,580.18-7,701.25-3,565.43

Finding the Fourth Proportional to 5,580.18, 7,701.25 and 3,565.43

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Solution

The fourth proportional to 5,580.18, 7,701.25 and 3,565.43 is: 4,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.18 : 7,701.25 = 3,565.43 : x
  2. Step 2: Convert to fraction form
    5,580.18/7,701.25 = 3,565.43/x
  3. Step 3: Cross multiply
    5,580.18x = 7,701.25 × 3,565.43
  4. Step 4: Simplify right side
    5,580.18x = 27,458,267.79
  5. Step 5: Solve for x
    x = 27,458,267.79/5,580.18
  6. Step 6: Final answer
    x = 4,920.68

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1.5x scale

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.