Home / 7,655.20-11,482.80-3,273.10

Finding the Fourth Proportional to 7,655.20, 11,482.80 and 3,273.10

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Solution

The fourth proportional to 7,655.20, 11,482.80 and 3,273.10 is: 4,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.20 : 11,482.80 = 3,273.10 : x
  2. Step 2: Convert to fraction form
    7,655.20/11,482.80 = 3,273.10/x
  3. Step 3: Cross multiply
    7,655.20x = 11,482.80 × 3,273.10
  4. Step 4: Simplify right side
    7,655.20x = 37,584,352.68
  5. Step 5: Solve for x
    x = 37,584,352.68/7,655.20
  6. Step 6: Final answer
    x = 4,909.65

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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.