Home / 2,523.14-3,785.75-1,116.81

Finding the Fourth Proportional to 2,523.14, 3,785.75 and 1,116.81

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Solution

The fourth proportional to 2,523.14, 3,785.75 and 1,116.81 is: 1,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.14 : 3,785.75 = 1,116.81 : x
  2. Step 2: Convert to fraction form
    2,523.14/3,785.75 = 1,116.81/x
  3. Step 3: Cross multiply
    2,523.14x = 3,785.75 × 1,116.81
  4. Step 4: Simplify right side
    2,523.14x = 4,227,963.46
  5. Step 5: Solve for x
    x = 4,227,963.46/2,523.14
  6. Step 6: Final answer
    x = 1,675.68

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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.