Home / 1,822.10-2,734.76-1,562.90

Finding the Fourth Proportional to 1,822.10, 2,734.76 and 1,562.90

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Solution

The fourth proportional to 1,822.10, 2,734.76 and 1,562.90 is: 2,345.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.10 : 2,734.76 = 1,562.90 : x
  2. Step 2: Convert to fraction form
    1,822.10/2,734.76 = 1,562.90/x
  3. Step 3: Cross multiply
    1,822.10x = 2,734.76 × 1,562.90
  4. Step 4: Simplify right side
    1,822.10x = 4,274,146.64
  5. Step 5: Solve for x
    x = 4,274,146.64/1,822.10
  6. Step 6: Final answer
    x = 2,345.73

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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.