Home / 4,412-6,613.54-2,769.68

Finding the Fourth Proportional to 4,412, 6,613.54 and 2,769.68

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Solution

The fourth proportional to 4,412, 6,613.54 and 2,769.68 is: 4,151.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412 : 6,613.54 = 2,769.68 : x
  2. Step 2: Convert to fraction form
    4,412/6,613.54 = 2,769.68/x
  3. Step 3: Cross multiply
    4,412x = 6,613.54 × 2,769.68
  4. Step 4: Simplify right side
    4,412x = 18,317,389.47
  5. Step 5: Solve for x
    x = 18,317,389.47/4,412
  6. Step 6: Final answer
    x = 4,151.72

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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.