Home / 5,562.20-8,340.60-2,053.85

Finding the Fourth Proportional to 5,562.20, 8,340.60 and 2,053.85

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Solution

The fourth proportional to 5,562.20, 8,340.60 and 2,053.85 is: 3,079.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.20 : 8,340.60 = 2,053.85 : x
  2. Step 2: Convert to fraction form
    5,562.20/8,340.60 = 2,053.85/x
  3. Step 3: Cross multiply
    5,562.20x = 8,340.60 × 2,053.85
  4. Step 4: Simplify right side
    5,562.20x = 17,130,362.16
  5. Step 5: Solve for x
    x = 17,130,362.16/5,562.20
  6. Step 6: Final answer
    x = 3,079.78

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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.