Home / 2,272.30-3,403.95-2,001.70

Finding the Fourth Proportional to 2,272.30, 3,403.95 and 2,001.70

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Solution

The fourth proportional to 2,272.30, 3,403.95 and 2,001.70 is: 2,998.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.30 : 3,403.95 = 2,001.70 : x
  2. Step 2: Convert to fraction form
    2,272.30/3,403.95 = 2,001.70/x
  3. Step 3: Cross multiply
    2,272.30x = 3,403.95 × 2,001.70
  4. Step 4: Simplify right side
    2,272.30x = 6,813,686.72
  5. Step 5: Solve for x
    x = 6,813,686.72/2,272.30
  6. Step 6: Final answer
    x = 2,998.59

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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.