Home / 4,233.80-5,841.70-3,240.20

Finding the Fourth Proportional to 4,233.80, 5,841.70 and 3,240.20

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Solution

The fourth proportional to 4,233.80, 5,841.70 and 3,240.20 is: 4,470.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.80 : 5,841.70 = 3,240.20 : x
  2. Step 2: Convert to fraction form
    4,233.80/5,841.70 = 3,240.20/x
  3. Step 3: Cross multiply
    4,233.80x = 5,841.70 × 3,240.20
  4. Step 4: Simplify right side
    4,233.80x = 18,928,276.34
  5. Step 5: Solve for x
    x = 18,928,276.34/4,233.80
  6. Step 6: Final answer
    x = 4,470.75

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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.