Home / 9,634.46-13,291.62-7,637

Finding the Fourth Proportional to 9,634.46, 13,291.62 and 7,637

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Solution

The fourth proportional to 9,634.46, 13,291.62 and 7,637 is: 10,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,634.46 : 13,291.62 = 7,637 : x
  2. Step 2: Convert to fraction form
    9,634.46/13,291.62 = 7,637/x
  3. Step 3: Cross multiply
    9,634.46x = 13,291.62 × 7,637
  4. Step 4: Simplify right side
    9,634.46x = 101,508,101.94
  5. Step 5: Solve for x
    x = 101,508,101.94/9,634.46
  6. Step 6: Final answer
    x = 10,535.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.