Home / 6,660.45-9,195.24-4,425.39

Finding the Fourth Proportional to 6,660.45, 9,195.24 and 4,425.39

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Solution

The fourth proportional to 6,660.45, 9,195.24 and 4,425.39 is: 6,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.45 : 9,195.24 = 4,425.39 : x
  2. Step 2: Convert to fraction form
    6,660.45/9,195.24 = 4,425.39/x
  3. Step 3: Cross multiply
    6,660.45x = 9,195.24 × 4,425.39
  4. Step 4: Simplify right side
    6,660.45x = 40,692,523.14
  5. Step 5: Solve for x
    x = 40,692,523.14/6,660.45
  6. Step 6: Final answer
    x = 6,109.58

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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.