Home / 2,554.70-3,831.77-1,167.68

Finding the Fourth Proportional to 2,554.70, 3,831.77 and 1,167.68

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Solution

The fourth proportional to 2,554.70, 3,831.77 and 1,167.68 is: 1,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.70 : 3,831.77 = 1,167.68 : x
  2. Step 2: Convert to fraction form
    2,554.70/3,831.77 = 1,167.68/x
  3. Step 3: Cross multiply
    2,554.70x = 3,831.77 × 1,167.68
  4. Step 4: Simplify right side
    2,554.70x = 4,474,293.69
  5. Step 5: Solve for x
    x = 4,474,293.69/2,554.70
  6. Step 6: Final answer
    x = 1,751.40

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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.