Home / 2,441.60-3,641.44-2,182.40

Finding the Fourth Proportional to 2,441.60, 3,641.44 and 2,182.40

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Solution

The fourth proportional to 2,441.60, 3,641.44 and 2,182.40 is: 3,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.60 : 3,641.44 = 2,182.40 : x
  2. Step 2: Convert to fraction form
    2,441.60/3,641.44 = 2,182.40/x
  3. Step 3: Cross multiply
    2,441.60x = 3,641.44 × 2,182.40
  4. Step 4: Simplify right side
    2,441.60x = 7,947,078.66
  5. Step 5: Solve for x
    x = 7,947,078.66/2,441.60
  6. Step 6: Final answer
    x = 3,254.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.