Home / 9,418.92-14,133.24-4,223.76

Finding the Fourth Proportional to 9,418.92, 14,133.24 and 4,223.76

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Solution

The fourth proportional to 9,418.92, 14,133.24 and 4,223.76 is: 6,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.92 : 14,133.24 = 4,223.76 : x
  2. Step 2: Convert to fraction form
    9,418.92/14,133.24 = 4,223.76/x
  3. Step 3: Cross multiply
    9,418.92x = 14,133.24 × 4,223.76
  4. Step 4: Simplify right side
    9,418.92x = 59,695,413.78
  5. Step 5: Solve for x
    x = 59,695,413.78/9,418.92
  6. Step 6: Final answer
    x = 6,337.82

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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.