Home / 3,348.63-4,621.80-2,229.62

Finding the Fourth Proportional to 3,348.63, 4,621.80 and 2,229.62

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Solution

The fourth proportional to 3,348.63, 4,621.80 and 2,229.62 is: 3,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.63 : 4,621.80 = 2,229.62 : x
  2. Step 2: Convert to fraction form
    3,348.63/4,621.80 = 2,229.62/x
  3. Step 3: Cross multiply
    3,348.63x = 4,621.80 × 2,229.62
  4. Step 4: Simplify right side
    3,348.63x = 10,304,834.61
  5. Step 5: Solve for x
    x = 10,304,834.61/3,348.63
  6. Step 6: Final answer
    x = 3,077.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.