Home / 1,327.33-1,831.71-737.92

Finding the Fourth Proportional to 1,327.33, 1,831.71 and 737.92

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Solution

The fourth proportional to 1,327.33, 1,831.71 and 737.92 is: 1,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327.33 : 1,831.71 = 737.92 : x
  2. Step 2: Convert to fraction form
    1,327.33/1,831.71 = 737.92/x
  3. Step 3: Cross multiply
    1,327.33x = 1,831.71 × 737.92
  4. Step 4: Simplify right side
    1,327.33x = 1,351,655.44
  5. Step 5: Solve for x
    x = 1,351,655.44/1,327.33
  6. Step 6: Final answer
    x = 1,018.33

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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.