Home / 2,773.12-4,160.30-1,041.76

Finding the Fourth Proportional to 2,773.12, 4,160.30 and 1,041.76

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Solution

The fourth proportional to 2,773.12, 4,160.30 and 1,041.76 is: 1,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.12 : 4,160.30 = 1,041.76 : x
  2. Step 2: Convert to fraction form
    2,773.12/4,160.30 = 1,041.76/x
  3. Step 3: Cross multiply
    2,773.12x = 4,160.30 × 1,041.76
  4. Step 4: Simplify right side
    2,773.12x = 4,334,034.13
  5. Step 5: Solve for x
    x = 4,334,034.13/2,773.12
  6. Step 6: Final answer
    x = 1,562.87

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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.