Home / 5,613.26-8,419.89-3,012.62

Finding the Fourth Proportional to 5,613.26, 8,419.89 and 3,012.62

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Solution

The fourth proportional to 5,613.26, 8,419.89 and 3,012.62 is: 4,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.26 : 8,419.89 = 3,012.62 : x
  2. Step 2: Convert to fraction form
    5,613.26/8,419.89 = 3,012.62/x
  3. Step 3: Cross multiply
    5,613.26x = 8,419.89 × 3,012.62
  4. Step 4: Simplify right side
    5,613.26x = 25,365,929.01
  5. Step 5: Solve for x
    x = 25,365,929.01/5,613.26
  6. Step 6: Final answer
    x = 4,518.93

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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.