Home / 7,093.08-9,788.42-3,949.26

Finding the Fourth Proportional to 7,093.08, 9,788.42 and 3,949.26

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Solution

The fourth proportional to 7,093.08, 9,788.42 and 3,949.26 is: 5,449.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093.08 : 9,788.42 = 3,949.26 : x
  2. Step 2: Convert to fraction form
    7,093.08/9,788.42 = 3,949.26/x
  3. Step 3: Cross multiply
    7,093.08x = 9,788.42 × 3,949.26
  4. Step 4: Simplify right side
    7,093.08x = 38,657,015.57
  5. Step 5: Solve for x
    x = 38,657,015.57/7,093.08
  6. Step 6: Final answer
    x = 5,449.96

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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.