Home / 2,541.72-3,810.92-1,080.48

Finding the Fourth Proportional to 2,541.72, 3,810.92 and 1,080.48

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Solution

The fourth proportional to 2,541.72, 3,810.92 and 1,080.48 is: 1,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.72 : 3,810.92 = 1,080.48 : x
  2. Step 2: Convert to fraction form
    2,541.72/3,810.92 = 1,080.48/x
  3. Step 3: Cross multiply
    2,541.72x = 3,810.92 × 1,080.48
  4. Step 4: Simplify right side
    2,541.72x = 4,117,622.84
  5. Step 5: Solve for x
    x = 4,117,622.84/2,541.72
  6. Step 6: Final answer
    x = 1,620.01

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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.