Home / 7,949.76-11,924.64-3,329.52

Finding the Fourth Proportional to 7,949.76, 11,924.64 and 3,329.52

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Solution

The fourth proportional to 7,949.76, 11,924.64 and 3,329.52 is: 4,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.76 : 11,924.64 = 3,329.52 : x
  2. Step 2: Convert to fraction form
    7,949.76/11,924.64 = 3,329.52/x
  3. Step 3: Cross multiply
    7,949.76x = 11,924.64 × 3,329.52
  4. Step 4: Simplify right side
    7,949.76x = 39,703,327.37
  5. Step 5: Solve for x
    x = 39,703,327.37/7,949.76
  6. Step 6: Final answer
    x = 4,994.28

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1.5x scale

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.