Home / 2,375.56-3,278.27-1,327.63

Finding the Fourth Proportional to 2,375.56, 3,278.27 and 1,327.63

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Solution

The fourth proportional to 2,375.56, 3,278.27 and 1,327.63 is: 1,832.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.56 : 3,278.27 = 1,327.63 : x
  2. Step 2: Convert to fraction form
    2,375.56/3,278.27 = 1,327.63/x
  3. Step 3: Cross multiply
    2,375.56x = 3,278.27 × 1,327.63
  4. Step 4: Simplify right side
    2,375.56x = 4,352,329.60
  5. Step 5: Solve for x
    x = 4,352,329.60/2,375.56
  6. Step 6: Final answer
    x = 1,832.13

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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.