Home / 6,606.68-9,115.56-4,251.92

Finding the Fourth Proportional to 6,606.68, 9,115.56 and 4,251.92

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Solution

The fourth proportional to 6,606.68, 9,115.56 and 4,251.92 is: 5,866.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.68 : 9,115.56 = 4,251.92 : x
  2. Step 2: Convert to fraction form
    6,606.68/9,115.56 = 4,251.92/x
  3. Step 3: Cross multiply
    6,606.68x = 9,115.56 × 4,251.92
  4. Step 4: Simplify right side
    6,606.68x = 38,758,631.88
  5. Step 5: Solve for x
    x = 38,758,631.88/6,606.68
  6. Step 6: Final answer
    x = 5,866.58

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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.