Home / 7,330.80-10,993.76-3,380.44

Finding the Fourth Proportional to 7,330.80, 10,993.76 and 3,380.44

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Solution

The fourth proportional to 7,330.80, 10,993.76 and 3,380.44 is: 5,069.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.80 : 10,993.76 = 3,380.44 : x
  2. Step 2: Convert to fraction form
    7,330.80/10,993.76 = 3,380.44/x
  3. Step 3: Cross multiply
    7,330.80x = 10,993.76 × 3,380.44
  4. Step 4: Simplify right side
    7,330.80x = 37,163,746.05
  5. Step 5: Solve for x
    x = 37,163,746.05/7,330.80
  6. Step 6: Final answer
    x = 5,069.53

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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.