Home / 1,548.16-2,324.04-1,243.78

Finding the Fourth Proportional to 1,548.16, 2,324.04 and 1,243.78

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Solution

The fourth proportional to 1,548.16, 2,324.04 and 1,243.78 is: 1,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.16 : 2,324.04 = 1,243.78 : x
  2. Step 2: Convert to fraction form
    1,548.16/2,324.04 = 1,243.78/x
  3. Step 3: Cross multiply
    1,548.16x = 2,324.04 × 1,243.78
  4. Step 4: Simplify right side
    1,548.16x = 2,890,594.47
  5. Step 5: Solve for x
    x = 2,890,594.47/1,548.16
  6. Step 6: Final answer
    x = 1,867.12

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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.