Home / 2,052.09-2,831.85-1,167.87

Finding the Fourth Proportional to 2,052.09, 2,831.85 and 1,167.87

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Solution

The fourth proportional to 2,052.09, 2,831.85 and 1,167.87 is: 1,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052.09 : 2,831.85 = 1,167.87 : x
  2. Step 2: Convert to fraction form
    2,052.09/2,831.85 = 1,167.87/x
  3. Step 3: Cross multiply
    2,052.09x = 2,831.85 × 1,167.87
  4. Step 4: Simplify right side
    2,052.09x = 3,307,233.90
  5. Step 5: Solve for x
    x = 3,307,233.90/2,052.09
  6. Step 6: Final answer
    x = 1,611.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.