Home / 5,319.88-7,980.37-2,032.95

Finding the Fourth Proportional to 5,319.88, 7,980.37 and 2,032.95

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Solution

The fourth proportional to 5,319.88, 7,980.37 and 2,032.95 is: 3,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.88 : 7,980.37 = 2,032.95 : x
  2. Step 2: Convert to fraction form
    5,319.88/7,980.37 = 2,032.95/x
  3. Step 3: Cross multiply
    5,319.88x = 7,980.37 × 2,032.95
  4. Step 4: Simplify right side
    5,319.88x = 16,223,684.58
  5. Step 5: Solve for x
    x = 16,223,684.58/5,319.88
  6. Step 6: Final answer
    x = 3,049.63

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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.