Home / 1,244.62-1,868.01-1,241.74

Finding the Fourth Proportional to 1,244.62, 1,868.01 and 1,241.74

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Solution

The fourth proportional to 1,244.62, 1,868.01 and 1,241.74 is: 1,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.62 : 1,868.01 = 1,241.74 : x
  2. Step 2: Convert to fraction form
    1,244.62/1,868.01 = 1,241.74/x
  3. Step 3: Cross multiply
    1,244.62x = 1,868.01 × 1,241.74
  4. Step 4: Simplify right side
    1,244.62x = 2,319,582.74
  5. Step 5: Solve for x
    x = 2,319,582.74/1,244.62
  6. Step 6: Final answer
    x = 1,863.69

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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.