Home / 9,171.07-13,757.51-3,328.13

Finding the Fourth Proportional to 9,171.07, 13,757.51 and 3,328.13

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Solution

The fourth proportional to 9,171.07, 13,757.51 and 3,328.13 is: 4,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.07 : 13,757.51 = 3,328.13 : x
  2. Step 2: Convert to fraction form
    9,171.07/13,757.51 = 3,328.13/x
  3. Step 3: Cross multiply
    9,171.07x = 13,757.51 × 3,328.13
  4. Step 4: Simplify right side
    9,171.07x = 45,786,781.76
  5. Step 5: Solve for x
    x = 45,786,781.76/9,171.07
  6. Step 6: Final answer
    x = 4,992.53

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1.5x scale

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.