Home / 9,220.88-13,831.45-2,295.38

Finding the Fourth Proportional to 9,220.88, 13,831.45 and 2,295.38

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Solution

The fourth proportional to 9,220.88, 13,831.45 and 2,295.38 is: 3,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.88 : 13,831.45 = 2,295.38 : x
  2. Step 2: Convert to fraction form
    9,220.88/13,831.45 = 2,295.38/x
  3. Step 3: Cross multiply
    9,220.88x = 13,831.45 × 2,295.38
  4. Step 4: Simplify right side
    9,220.88x = 31,748,433.70
  5. Step 5: Solve for x
    x = 31,748,433.70/9,220.88
  6. Step 6: Final answer
    x = 3,443.10

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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.