Home / 7,659.20-11,488.80-2,464.94

Finding the Fourth Proportional to 7,659.20, 11,488.80 and 2,464.94

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Solution

The fourth proportional to 7,659.20, 11,488.80 and 2,464.94 is: 3,697.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.20 : 11,488.80 = 2,464.94 : x
  2. Step 2: Convert to fraction form
    7,659.20/11,488.80 = 2,464.94/x
  3. Step 3: Cross multiply
    7,659.20x = 11,488.80 × 2,464.94
  4. Step 4: Simplify right side
    7,659.20x = 28,319,202.67
  5. Step 5: Solve for x
    x = 28,319,202.67/7,659.20
  6. Step 6: Final answer
    x = 3,697.41

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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.