Home / 3,613.14-5,419.62-2,443.68

Finding the Fourth Proportional to 3,613.14, 5,419.62 and 2,443.68

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Solution

The fourth proportional to 3,613.14, 5,419.62 and 2,443.68 is: 3,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.14 : 5,419.62 = 2,443.68 : x
  2. Step 2: Convert to fraction form
    3,613.14/5,419.62 = 2,443.68/x
  3. Step 3: Cross multiply
    3,613.14x = 5,419.62 × 2,443.68
  4. Step 4: Simplify right side
    3,613.14x = 13,243,817.00
  5. Step 5: Solve for x
    x = 13,243,817.00/3,613.14
  6. Step 6: Final answer
    x = 3,665.46

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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.