Home / 2,555.72-3,831.92-1,094.48

Finding the Fourth Proportional to 2,555.72, 3,831.92 and 1,094.48

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Solution

The fourth proportional to 2,555.72, 3,831.92 and 1,094.48 is: 1,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.72 : 3,831.92 = 1,094.48 : x
  2. Step 2: Convert to fraction form
    2,555.72/3,831.92 = 1,094.48/x
  3. Step 3: Cross multiply
    2,555.72x = 3,831.92 × 1,094.48
  4. Step 4: Simplify right side
    2,555.72x = 4,193,959.80
  5. Step 5: Solve for x
    x = 4,193,959.80/2,555.72
  6. Step 6: Final answer
    x = 1,641.01

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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.