Home / 7,329.16-10,994.96-3,631.56

Finding the Fourth Proportional to 7,329.16, 10,994.96 and 3,631.56

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Solution

The fourth proportional to 7,329.16, 10,994.96 and 3,631.56 is: 5,447.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.16 : 10,994.96 = 3,631.56 : x
  2. Step 2: Convert to fraction form
    7,329.16/10,994.96 = 3,631.56/x
  3. Step 3: Cross multiply
    7,329.16x = 10,994.96 × 3,631.56
  4. Step 4: Simplify right side
    7,329.16x = 39,928,856.94
  5. Step 5: Solve for x
    x = 39,928,856.94/7,329.16
  6. Step 6: Final answer
    x = 5,447.94

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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.