Home / 3,237.92-4,470.96-2,640.52

Finding the Fourth Proportional to 3,237.92, 4,470.96 and 2,640.52

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Solution

The fourth proportional to 3,237.92, 4,470.96 and 2,640.52 is: 3,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.92 : 4,470.96 = 2,640.52 : x
  2. Step 2: Convert to fraction form
    3,237.92/4,470.96 = 2,640.52/x
  3. Step 3: Cross multiply
    3,237.92x = 4,470.96 × 2,640.52
  4. Step 4: Simplify right side
    3,237.92x = 11,805,659.30
  5. Step 5: Solve for x
    x = 11,805,659.30/3,237.92
  6. Step 6: Final answer
    x = 3,646.06

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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.