Home / 3,613.33-5,418.87-1,148.77

Finding the Fourth Proportional to 3,613.33, 5,418.87 and 1,148.77

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Solution

The fourth proportional to 3,613.33, 5,418.87 and 1,148.77 is: 1,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.33 : 5,418.87 = 1,148.77 : x
  2. Step 2: Convert to fraction form
    3,613.33/5,418.87 = 1,148.77/x
  3. Step 3: Cross multiply
    3,613.33x = 5,418.87 × 1,148.77
  4. Step 4: Simplify right side
    3,613.33x = 6,225,035.29
  5. Step 5: Solve for x
    x = 6,225,035.29/3,613.33
  6. Step 6: Final answer
    x = 1,722.80

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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.