Home / 7,093.13-9,788.51-3,949.52

Finding the Fourth Proportional to 7,093.13, 9,788.51 and 3,949.52

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Solution

The fourth proportional to 7,093.13, 9,788.51 and 3,949.52 is: 5,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093.13 : 9,788.51 = 3,949.52 : x
  2. Step 2: Convert to fraction form
    7,093.13/9,788.51 = 3,949.52/x
  3. Step 3: Cross multiply
    7,093.13x = 9,788.51 × 3,949.52
  4. Step 4: Simplify right side
    7,093.13x = 38,659,876.95
  5. Step 5: Solve for x
    x = 38,659,876.95/7,093.13
  6. Step 6: Final answer
    x = 5,450.33

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1.5x scale

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.