Home / 7,634.31-11,451.69-2,707.35

Finding the Fourth Proportional to 7,634.31, 11,451.69 and 2,707.35

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Solution

The fourth proportional to 7,634.31, 11,451.69 and 2,707.35 is: 4,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.31 : 11,451.69 = 2,707.35 : x
  2. Step 2: Convert to fraction form
    7,634.31/11,451.69 = 2,707.35/x
  3. Step 3: Cross multiply
    7,634.31x = 11,451.69 × 2,707.35
  4. Step 4: Simplify right side
    7,634.31x = 31,003,732.92
  5. Step 5: Solve for x
    x = 31,003,732.92/7,634.31
  6. Step 6: Final answer
    x = 4,061.10

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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.