Home / 2,314.32-3,193.82-1,266.45

Finding the Fourth Proportional to 2,314.32, 3,193.82 and 1,266.45

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Solution

The fourth proportional to 2,314.32, 3,193.82 and 1,266.45 is: 1,747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,314.32 : 3,193.82 = 1,266.45 : x
  2. Step 2: Convert to fraction form
    2,314.32/3,193.82 = 1,266.45/x
  3. Step 3: Cross multiply
    2,314.32x = 3,193.82 × 1,266.45
  4. Step 4: Simplify right side
    2,314.32x = 4,044,807.01
  5. Step 5: Solve for x
    x = 4,044,807.01/2,314.32
  6. Step 6: Final answer
    x = 1,747.73

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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.