Home / 3,223.84-4,835.76-2,127.95

Finding the Fourth Proportional to 3,223.84, 4,835.76 and 2,127.95

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Solution

The fourth proportional to 3,223.84, 4,835.76 and 2,127.95 is: 3,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.84 : 4,835.76 = 2,127.95 : x
  2. Step 2: Convert to fraction form
    3,223.84/4,835.76 = 2,127.95/x
  3. Step 3: Cross multiply
    3,223.84x = 4,835.76 × 2,127.95
  4. Step 4: Simplify right side
    3,223.84x = 10,290,255.70
  5. Step 5: Solve for x
    x = 10,290,255.70/3,223.84
  6. Step 6: Final answer
    x = 3,191.92

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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.