Home / 2,283.29-3,149.73-1,573.90

Finding the Fourth Proportional to 2,283.29, 3,149.73 and 1,573.90

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Solution

The fourth proportional to 2,283.29, 3,149.73 and 1,573.90 is: 2,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.29 : 3,149.73 = 1,573.90 : x
  2. Step 2: Convert to fraction form
    2,283.29/3,149.73 = 1,573.90/x
  3. Step 3: Cross multiply
    2,283.29x = 3,149.73 × 1,573.90
  4. Step 4: Simplify right side
    2,283.29x = 4,957,352.17
  5. Step 5: Solve for x
    x = 4,957,352.17/2,283.29
  6. Step 6: Final answer
    x = 2,171.15

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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.