Home / 7,371.92-10,173.39-4,388.15

Finding the Fourth Proportional to 7,371.92, 10,173.39 and 4,388.15

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Solution

The fourth proportional to 7,371.92, 10,173.39 and 4,388.15 is: 6,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.92 : 10,173.39 = 4,388.15 : x
  2. Step 2: Convert to fraction form
    7,371.92/10,173.39 = 4,388.15/x
  3. Step 3: Cross multiply
    7,371.92x = 10,173.39 × 4,388.15
  4. Step 4: Simplify right side
    7,371.92x = 44,642,361.33
  5. Step 5: Solve for x
    x = 44,642,361.33/7,371.92
  6. Step 6: Final answer
    x = 6,055.73

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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.