Home / 9,234.45-13,854.15-2,661.21

Finding the Fourth Proportional to 9,234.45, 13,854.15 and 2,661.21

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Solution

The fourth proportional to 9,234.45, 13,854.15 and 2,661.21 is: 3,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.45 : 13,854.15 = 2,661.21 : x
  2. Step 2: Convert to fraction form
    9,234.45/13,854.15 = 2,661.21/x
  3. Step 3: Cross multiply
    9,234.45x = 13,854.15 × 2,661.21
  4. Step 4: Simplify right side
    9,234.45x = 36,868,802.52
  5. Step 5: Solve for x
    x = 36,868,802.52/9,234.45
  6. Step 6: Final answer
    x = 3,992.53

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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.