Home / 7,505.13-11,257.85-2,311

Finding the Fourth Proportional to 7,505.13, 11,257.85 and 2,311

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Solution

The fourth proportional to 7,505.13, 11,257.85 and 2,311 is: 3,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.13 : 11,257.85 = 2,311 : x
  2. Step 2: Convert to fraction form
    7,505.13/11,257.85 = 2,311/x
  3. Step 3: Cross multiply
    7,505.13x = 11,257.85 × 2,311
  4. Step 4: Simplify right side
    7,505.13x = 26,016,891.35
  5. Step 5: Solve for x
    x = 26,016,891.35/7,505.13
  6. Step 6: Final answer
    x = 3,466.55

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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.