Home / 5,565.44-7,679.85-3,207.74

Finding the Fourth Proportional to 5,565.44, 7,679.85 and 3,207.74

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Solution

The fourth proportional to 5,565.44, 7,679.85 and 3,207.74 is: 4,426.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.44 : 7,679.85 = 3,207.74 : x
  2. Step 2: Convert to fraction form
    5,565.44/7,679.85 = 3,207.74/x
  3. Step 3: Cross multiply
    5,565.44x = 7,679.85 × 3,207.74
  4. Step 4: Simplify right side
    5,565.44x = 24,634,962.04
  5. Step 5: Solve for x
    x = 24,634,962.04/5,565.44
  6. Step 6: Final answer
    x = 4,426.42

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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.