Home / 2,545.02-3,512.22-1,425.96

Finding the Fourth Proportional to 2,545.02, 3,512.22 and 1,425.96

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Solution

The fourth proportional to 2,545.02, 3,512.22 and 1,425.96 is: 1,967.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.02 : 3,512.22 = 1,425.96 : x
  2. Step 2: Convert to fraction form
    2,545.02/3,512.22 = 1,425.96/x
  3. Step 3: Cross multiply
    2,545.02x = 3,512.22 × 1,425.96
  4. Step 4: Simplify right side
    2,545.02x = 5,008,285.23
  5. Step 5: Solve for x
    x = 5,008,285.23/2,545.02
  6. Step 6: Final answer
    x = 1,967.88

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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.