Home / 2,240.20-3,355.17-1,071.02

Finding the Fourth Proportional to 2,240.20, 3,355.17 and 1,071.02

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Solution

The fourth proportional to 2,240.20, 3,355.17 and 1,071.02 is: 1,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.20 : 3,355.17 = 1,071.02 : x
  2. Step 2: Convert to fraction form
    2,240.20/3,355.17 = 1,071.02/x
  3. Step 3: Cross multiply
    2,240.20x = 3,355.17 × 1,071.02
  4. Step 4: Simplify right side
    2,240.20x = 3,593,432.04
  5. Step 5: Solve for x
    x = 3,593,432.04/2,240.20
  6. Step 6: Final answer
    x = 1,604.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.