Home / 5,005.96-7,506.66-2,082.52

Finding the Fourth Proportional to 5,005.96, 7,506.66 and 2,082.52

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Solution

The fourth proportional to 5,005.96, 7,506.66 and 2,082.52 is: 3,122.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.96 : 7,506.66 = 2,082.52 : x
  2. Step 2: Convert to fraction form
    5,005.96/7,506.66 = 2,082.52/x
  3. Step 3: Cross multiply
    5,005.96x = 7,506.66 × 2,082.52
  4. Step 4: Simplify right side
    5,005.96x = 15,632,769.58
  5. Step 5: Solve for x
    x = 15,632,769.58/5,005.96
  6. Step 6: Final answer
    x = 3,122.83

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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.