Home / 8,162.10-12,244.23-2,613.60

Finding the Fourth Proportional to 8,162.10, 12,244.23 and 2,613.60

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Solution

The fourth proportional to 8,162.10, 12,244.23 and 2,613.60 is: 3,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.10 : 12,244.23 = 2,613.60 : x
  2. Step 2: Convert to fraction form
    8,162.10/12,244.23 = 2,613.60/x
  3. Step 3: Cross multiply
    8,162.10x = 12,244.23 × 2,613.60
  4. Step 4: Simplify right side
    8,162.10x = 32,001,519.53
  5. Step 5: Solve for x
    x = 32,001,519.53/8,162.10
  6. Step 6: Final answer
    x = 3,920.75

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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.