Home / 7,541.51-11,311.75-2,276.66

Finding the Fourth Proportional to 7,541.51, 11,311.75 and 2,276.66

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Solution

The fourth proportional to 7,541.51, 11,311.75 and 2,276.66 is: 3,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.51 : 11,311.75 = 2,276.66 : x
  2. Step 2: Convert to fraction form
    7,541.51/11,311.75 = 2,276.66/x
  3. Step 3: Cross multiply
    7,541.51x = 11,311.75 × 2,276.66
  4. Step 4: Simplify right side
    7,541.51x = 25,752,976.25
  5. Step 5: Solve for x
    x = 25,752,976.25/7,541.51
  6. Step 6: Final answer
    x = 3,414.83

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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.