Home / 5,565.98-8,348.99-2,278.49

Finding the Fourth Proportional to 5,565.98, 8,348.99 and 2,278.49

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Solution

The fourth proportional to 5,565.98, 8,348.99 and 2,278.49 is: 3,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.98 : 8,348.99 = 2,278.49 : x
  2. Step 2: Convert to fraction form
    5,565.98/8,348.99 = 2,278.49/x
  3. Step 3: Cross multiply
    5,565.98x = 8,348.99 × 2,278.49
  4. Step 4: Simplify right side
    5,565.98x = 19,023,037.09
  5. Step 5: Solve for x
    x = 19,023,037.09/5,565.98
  6. Step 6: Final answer
    x = 3,417.73

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.