Home / 2,314.20-3,193.60-1,266.27

Finding the Fourth Proportional to 2,314.20, 3,193.60 and 1,266.27

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Solution

The fourth proportional to 2,314.20, 3,193.60 and 1,266.27 is: 1,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,314.20 : 3,193.60 = 1,266.27 : x
  2. Step 2: Convert to fraction form
    2,314.20/3,193.60 = 1,266.27/x
  3. Step 3: Cross multiply
    2,314.20x = 3,193.60 × 1,266.27
  4. Step 4: Simplify right side
    2,314.20x = 4,043,959.87
  5. Step 5: Solve for x
    x = 4,043,959.87/2,314.20
  6. Step 6: Final answer
    x = 1,747.45

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1.5x scale

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.