Home / 3,613.83-5,418.13-2,440.93

Finding the Fourth Proportional to 3,613.83, 5,418.13 and 2,440.93

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Solution

The fourth proportional to 3,613.83, 5,418.13 and 2,440.93 is: 3,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.83 : 5,418.13 = 2,440.93 : x
  2. Step 2: Convert to fraction form
    3,613.83/5,418.13 = 2,440.93/x
  3. Step 3: Cross multiply
    3,613.83x = 5,418.13 × 2,440.93
  4. Step 4: Simplify right side
    3,613.83x = 13,225,269.96
  5. Step 5: Solve for x
    x = 13,225,269.96/3,613.83
  6. Step 6: Final answer
    x = 3,659.62

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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.