Home / 6,659.66-9,192.96-4,006.55

Finding the Fourth Proportional to 6,659.66, 9,192.96 and 4,006.55

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Solution

The fourth proportional to 6,659.66, 9,192.96 and 4,006.55 is: 5,530.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.66 : 9,192.96 = 4,006.55 : x
  2. Step 2: Convert to fraction form
    6,659.66/9,192.96 = 4,006.55/x
  3. Step 3: Cross multiply
    6,659.66x = 9,192.96 × 4,006.55
  4. Step 4: Simplify right side
    6,659.66x = 36,832,076.87
  5. Step 5: Solve for x
    x = 36,832,076.87/6,659.66
  6. Step 6: Final answer
    x = 5,530.62

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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.