Home / 2,041.16-3,061.31-579.92

Finding the Fourth Proportional to 2,041.16, 3,061.31 and 579.92

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Solution

The fourth proportional to 2,041.16, 3,061.31 and 579.92 is: 869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.16 : 3,061.31 = 579.92 : x
  2. Step 2: Convert to fraction form
    2,041.16/3,061.31 = 579.92/x
  3. Step 3: Cross multiply
    2,041.16x = 3,061.31 × 579.92
  4. Step 4: Simplify right side
    2,041.16x = 1,775,314.90
  5. Step 5: Solve for x
    x = 1,775,314.90/2,041.16
  6. Step 6: Final answer
    x = 869.76

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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.