Home / 5,718.96-8,577.72-2,431.44

Finding the Fourth Proportional to 5,718.96, 8,577.72 and 2,431.44

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Solution

The fourth proportional to 5,718.96, 8,577.72 and 2,431.44 is: 3,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.96 : 8,577.72 = 2,431.44 : x
  2. Step 2: Convert to fraction form
    5,718.96/8,577.72 = 2,431.44/x
  3. Step 3: Cross multiply
    5,718.96x = 8,577.72 × 2,431.44
  4. Step 4: Simplify right side
    5,718.96x = 20,856,211.52
  5. Step 5: Solve for x
    x = 20,856,211.52/5,718.96
  6. Step 6: Final answer
    x = 3,646.85

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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.