Home / 5,565.83-7,680.95-3,327.72

Finding the Fourth Proportional to 5,565.83, 7,680.95 and 3,327.72

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Solution

The fourth proportional to 5,565.83, 7,680.95 and 3,327.72 is: 4,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.83 : 7,680.95 = 3,327.72 : x
  2. Step 2: Convert to fraction form
    5,565.83/7,680.95 = 3,327.72/x
  3. Step 3: Cross multiply
    5,565.83x = 7,680.95 × 3,327.72
  4. Step 4: Simplify right side
    5,565.83x = 25,560,034.30
  5. Step 5: Solve for x
    x = 25,560,034.30/5,565.83
  6. Step 6: Final answer
    x = 4,592.32

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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.