Home / 5,613.18-8,418.86-2,651.62

Finding the Fourth Proportional to 5,613.18, 8,418.86 and 2,651.62

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Solution

The fourth proportional to 5,613.18, 8,418.86 and 2,651.62 is: 3,977.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.18 : 8,418.86 = 2,651.62 : x
  2. Step 2: Convert to fraction form
    5,613.18/8,418.86 = 2,651.62/x
  3. Step 3: Cross multiply
    5,613.18x = 8,418.86 × 2,651.62
  4. Step 4: Simplify right side
    5,613.18x = 22,323,617.55
  5. Step 5: Solve for x
    x = 22,323,617.55/5,613.18
  6. Step 6: Final answer
    x = 3,977.00

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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.