Home / 2,286.11-3,425.93-1,297.10

Finding the Fourth Proportional to 2,286.11, 3,425.93 and 1,297.10

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Solution

The fourth proportional to 2,286.11, 3,425.93 and 1,297.10 is: 1,943.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.11 : 3,425.93 = 1,297.10 : x
  2. Step 2: Convert to fraction form
    2,286.11/3,425.93 = 1,297.10/x
  3. Step 3: Cross multiply
    2,286.11x = 3,425.93 × 1,297.10
  4. Step 4: Simplify right side
    2,286.11x = 4,443,780.75
  5. Step 5: Solve for x
    x = 4,443,780.75/2,286.11
  6. Step 6: Final answer
    x = 1,943.82

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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.