Home / 7,134.33-10,703.31-2,750.61

Finding the Fourth Proportional to 7,134.33, 10,703.31 and 2,750.61

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Solution

The fourth proportional to 7,134.33, 10,703.31 and 2,750.61 is: 4,126.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.33 : 10,703.31 = 2,750.61 : x
  2. Step 2: Convert to fraction form
    7,134.33/10,703.31 = 2,750.61/x
  3. Step 3: Cross multiply
    7,134.33x = 10,703.31 × 2,750.61
  4. Step 4: Simplify right side
    7,134.33x = 29,440,631.52
  5. Step 5: Solve for x
    x = 29,440,631.52/7,134.33
  6. Step 6: Final answer
    x = 4,126.61

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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.