Home / 3,838.30-5,757.84-1,373.32

Finding the Fourth Proportional to 3,838.30, 5,757.84 and 1,373.32

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Solution

The fourth proportional to 3,838.30, 5,757.84 and 1,373.32 is: 2,060.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.30 : 5,757.84 = 1,373.32 : x
  2. Step 2: Convert to fraction form
    3,838.30/5,757.84 = 1,373.32/x
  3. Step 3: Cross multiply
    3,838.30x = 5,757.84 × 1,373.32
  4. Step 4: Simplify right side
    3,838.30x = 7,907,356.83
  5. Step 5: Solve for x
    x = 7,907,356.83/3,838.30
  6. Step 6: Final answer
    x = 2,060.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.