Home / 7,512.66-11,266.11-2,581.38

Finding the Fourth Proportional to 7,512.66, 11,266.11 and 2,581.38

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Solution

The fourth proportional to 7,512.66, 11,266.11 and 2,581.38 is: 3,871.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.66 : 11,266.11 = 2,581.38 : x
  2. Step 2: Convert to fraction form
    7,512.66/11,266.11 = 2,581.38/x
  3. Step 3: Cross multiply
    7,512.66x = 11,266.11 × 2,581.38
  4. Step 4: Simplify right side
    7,512.66x = 29,082,111.03
  5. Step 5: Solve for x
    x = 29,082,111.03/7,512.66
  6. Step 6: Final answer
    x = 3,871.08

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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.