Home / 2,741.18-3,782.92-1,562.06

Finding the Fourth Proportional to 2,741.18, 3,782.92 and 1,562.06

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Solution

The fourth proportional to 2,741.18, 3,782.92 and 1,562.06 is: 2,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.18 : 3,782.92 = 1,562.06 : x
  2. Step 2: Convert to fraction form
    2,741.18/3,782.92 = 1,562.06/x
  3. Step 3: Cross multiply
    2,741.18x = 3,782.92 × 1,562.06
  4. Step 4: Simplify right side
    2,741.18x = 5,909,125.20
  5. Step 5: Solve for x
    x = 5,909,125.20/2,741.18
  6. Step 6: Final answer
    x = 2,155.69

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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.