Home / 7,541.52-11,310.45-3,162.25

Finding the Fourth Proportional to 7,541.52, 11,310.45 and 3,162.25

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Solution

The fourth proportional to 7,541.52, 11,310.45 and 3,162.25 is: 4,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.52 : 11,310.45 = 3,162.25 : x
  2. Step 2: Convert to fraction form
    7,541.52/11,310.45 = 3,162.25/x
  3. Step 3: Cross multiply
    7,541.52x = 11,310.45 × 3,162.25
  4. Step 4: Simplify right side
    7,541.52x = 35,766,470.51
  5. Step 5: Solve for x
    x = 35,766,470.51/7,541.52
  6. Step 6: Final answer
    x = 4,742.61

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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.