Home / 2,573.28-3,542.85-2,005.44

Finding the Fourth Proportional to 2,573.28, 3,542.85 and 2,005.44

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Solution

The fourth proportional to 2,573.28, 3,542.85 and 2,005.44 is: 2,761.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.28 : 3,542.85 = 2,005.44 : x
  2. Step 2: Convert to fraction form
    2,573.28/3,542.85 = 2,005.44/x
  3. Step 3: Cross multiply
    2,573.28x = 3,542.85 × 2,005.44
  4. Step 4: Simplify right side
    2,573.28x = 7,104,973.10
  5. Step 5: Solve for x
    x = 7,104,973.10/2,573.28
  6. Step 6: Final answer
    x = 2,761.06

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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.