Home / 2,541.24-3,810.24-1,078.92

Finding the Fourth Proportional to 2,541.24, 3,810.24 and 1,078.92

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Solution

The fourth proportional to 2,541.24, 3,810.24 and 1,078.92 is: 1,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.24 : 3,810.24 = 1,078.92 : x
  2. Step 2: Convert to fraction form
    2,541.24/3,810.24 = 1,078.92/x
  3. Step 3: Cross multiply
    2,541.24x = 3,810.24 × 1,078.92
  4. Step 4: Simplify right side
    2,541.24x = 4,110,944.14
  5. Step 5: Solve for x
    x = 4,110,944.14/2,541.24
  6. Step 6: Final answer
    x = 1,617.69

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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.