Home / 5,613.05-8,416.61-2,491.70

Finding the Fourth Proportional to 5,613.05, 8,416.61 and 2,491.70

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Solution

The fourth proportional to 5,613.05, 8,416.61 and 2,491.70 is: 3,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.05 : 8,416.61 = 2,491.70 : x
  2. Step 2: Convert to fraction form
    5,613.05/8,416.61 = 2,491.70/x
  3. Step 3: Cross multiply
    5,613.05x = 8,416.61 × 2,491.70
  4. Step 4: Simplify right side
    5,613.05x = 20,971,667.14
  5. Step 5: Solve for x
    x = 20,971,667.14/5,613.05
  6. Step 6: Final answer
    x = 3,736.23

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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.