Home / 4,647.28-6,410.92-2,758.04

Finding the Fourth Proportional to 4,647.28, 6,410.92 and 2,758.04

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Solution

The fourth proportional to 4,647.28, 6,410.92 and 2,758.04 is: 3,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.28 : 6,410.92 = 2,758.04 : x
  2. Step 2: Convert to fraction form
    4,647.28/6,410.92 = 2,758.04/x
  3. Step 3: Cross multiply
    4,647.28x = 6,410.92 × 2,758.04
  4. Step 4: Simplify right side
    4,647.28x = 17,681,573.80
  5. Step 5: Solve for x
    x = 17,681,573.80/4,647.28
  6. Step 6: Final answer
    x = 3,804.71

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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.