Home / 3,530.33-5,292.06-1,680.95

Finding the Fourth Proportional to 3,530.33, 5,292.06 and 1,680.95

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Solution

The fourth proportional to 3,530.33, 5,292.06 and 1,680.95 is: 2,519.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.33 : 5,292.06 = 1,680.95 : x
  2. Step 2: Convert to fraction form
    3,530.33/5,292.06 = 1,680.95/x
  3. Step 3: Cross multiply
    3,530.33x = 5,292.06 × 1,680.95
  4. Step 4: Simplify right side
    3,530.33x = 8,895,695.18
  5. Step 5: Solve for x
    x = 8,895,695.18/3,530.33
  6. Step 6: Final answer
    x = 2,519.79

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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.