Home / 3,292.80-4,542.36-2,230.62

Finding the Fourth Proportional to 3,292.80, 4,542.36 and 2,230.62

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Solution

The fourth proportional to 3,292.80, 4,542.36 and 2,230.62 is: 3,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.80 : 4,542.36 = 2,230.62 : x
  2. Step 2: Convert to fraction form
    3,292.80/4,542.36 = 2,230.62/x
  3. Step 3: Cross multiply
    3,292.80x = 4,542.36 × 2,230.62
  4. Step 4: Simplify right side
    3,292.80x = 10,132,279.06
  5. Step 5: Solve for x
    x = 10,132,279.06/3,292.80
  6. Step 6: Final answer
    x = 3,077.10

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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.