Home / 5,741.60-8,613.32-2,820.15

Finding the Fourth Proportional to 5,741.60, 8,613.32 and 2,820.15

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Solution

The fourth proportional to 5,741.60, 8,613.32 and 2,820.15 is: 4,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.60 : 8,613.32 = 2,820.15 : x
  2. Step 2: Convert to fraction form
    5,741.60/8,613.32 = 2,820.15/x
  3. Step 3: Cross multiply
    5,741.60x = 8,613.32 × 2,820.15
  4. Step 4: Simplify right side
    5,741.60x = 24,290,840.30
  5. Step 5: Solve for x
    x = 24,290,840.30/5,741.60
  6. Step 6: Final answer
    x = 4,230.68

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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.