Home / 7,748.80-11,616.66-3,362.95

Finding the Fourth Proportional to 7,748.80, 11,616.66 and 3,362.95

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Solution

The fourth proportional to 7,748.80, 11,616.66 and 3,362.95 is: 5,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.80 : 11,616.66 = 3,362.95 : x
  2. Step 2: Convert to fraction form
    7,748.80/11,616.66 = 3,362.95/x
  3. Step 3: Cross multiply
    7,748.80x = 11,616.66 × 3,362.95
  4. Step 4: Simplify right side
    7,748.80x = 39,066,217.71
  5. Step 5: Solve for x
    x = 39,066,217.71/7,748.80
  6. Step 6: Final answer
    x = 5,041.58

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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.