Home / 5,613.19-8,419.78-2,492.46

Finding the Fourth Proportional to 5,613.19, 8,419.78 and 2,492.46

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Solution

The fourth proportional to 5,613.19, 8,419.78 and 2,492.46 is: 3,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.19 : 8,419.78 = 2,492.46 : x
  2. Step 2: Convert to fraction form
    5,613.19/8,419.78 = 2,492.46/x
  3. Step 3: Cross multiply
    5,613.19x = 8,419.78 × 2,492.46
  4. Step 4: Simplify right side
    5,613.19x = 20,985,971.09
  5. Step 5: Solve for x
    x = 20,985,971.09/5,613.19
  6. Step 6: Final answer
    x = 3,738.69

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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.