Home / 7,455.20-11,173.08-3,067.70

Finding the Fourth Proportional to 7,455.20, 11,173.08 and 3,067.70

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Solution

The fourth proportional to 7,455.20, 11,173.08 and 3,067.70 is: 4,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.20 : 11,173.08 = 3,067.70 : x
  2. Step 2: Convert to fraction form
    7,455.20/11,173.08 = 3,067.70/x
  3. Step 3: Cross multiply
    7,455.20x = 11,173.08 × 3,067.70
  4. Step 4: Simplify right side
    7,455.20x = 34,275,657.52
  5. Step 5: Solve for x
    x = 34,275,657.52/7,455.20
  6. Step 6: Final answer
    x = 4,597.55

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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.