Home / 3,925.94-5,418.31-2,247.62

Finding the Fourth Proportional to 3,925.94, 5,418.31 and 2,247.62

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Solution

The fourth proportional to 3,925.94, 5,418.31 and 2,247.62 is: 3,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.94 : 5,418.31 = 2,247.62 : x
  2. Step 2: Convert to fraction form
    3,925.94/5,418.31 = 2,247.62/x
  3. Step 3: Cross multiply
    3,925.94x = 5,418.31 × 2,247.62
  4. Step 4: Simplify right side
    3,925.94x = 12,178,301.92
  5. Step 5: Solve for x
    x = 12,178,301.92/3,925.94
  6. Step 6: Final answer
    x = 3,102.01

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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.