Home / 5,613.25-8,419.89-1,717.96

Finding the Fourth Proportional to 5,613.25, 8,419.89 and 1,717.96

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Solution

The fourth proportional to 5,613.25, 8,419.89 and 1,717.96 is: 2,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.25 : 8,419.89 = 1,717.96 : x
  2. Step 2: Convert to fraction form
    5,613.25/8,419.89 = 1,717.96/x
  3. Step 3: Cross multiply
    5,613.25x = 8,419.89 × 1,717.96
  4. Step 4: Simplify right side
    5,613.25x = 14,465,034.22
  5. Step 5: Solve for x
    x = 14,465,034.22/5,613.25
  6. Step 6: Final answer
    x = 2,576.94

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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.