Home / 2,375.55-3,278.07-1,327.41

Finding the Fourth Proportional to 2,375.55, 3,278.07 and 1,327.41

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Solution

The fourth proportional to 2,375.55, 3,278.07 and 1,327.41 is: 1,831.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.55 : 3,278.07 = 1,327.41 : x
  2. Step 2: Convert to fraction form
    2,375.55/3,278.07 = 1,327.41/x
  3. Step 3: Cross multiply
    2,375.55x = 3,278.07 × 1,327.41
  4. Step 4: Simplify right side
    2,375.55x = 4,351,342.90
  5. Step 5: Solve for x
    x = 4,351,342.90/2,375.55
  6. Step 6: Final answer
    x = 1,831.72

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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.