Home / 7,277.22-10,908-3,119.04

Finding the Fourth Proportional to 7,277.22, 10,908 and 3,119.04

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Solution

The fourth proportional to 7,277.22, 10,908 and 3,119.04 is: 4,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.22 : 10,908 = 3,119.04 : x
  2. Step 2: Convert to fraction form
    7,277.22/10,908 = 3,119.04/x
  3. Step 3: Cross multiply
    7,277.22x = 10,908 × 3,119.04
  4. Step 4: Simplify right side
    7,277.22x = 34,022,488.32
  5. Step 5: Solve for x
    x = 34,022,488.32/7,277.22
  6. Step 6: Final answer
    x = 4,675.20

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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.