Home / 8,097.60-11,179.85-6,609.07

Finding the Fourth Proportional to 8,097.60, 11,179.85 and 6,609.07

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Solution

The fourth proportional to 8,097.60, 11,179.85 and 6,609.07 is: 9,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097.60 : 11,179.85 = 6,609.07 : x
  2. Step 2: Convert to fraction form
    8,097.60/11,179.85 = 6,609.07/x
  3. Step 3: Cross multiply
    8,097.60x = 11,179.85 × 6,609.07
  4. Step 4: Simplify right side
    8,097.60x = 73,888,411.24
  5. Step 5: Solve for x
    x = 73,888,411.24/8,097.60
  6. Step 6: Final answer
    x = 9,124.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.