Home / 6,698.13-9,239.56-4,179.03

Finding the Fourth Proportional to 6,698.13, 9,239.56 and 4,179.03

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Solution

The fourth proportional to 6,698.13, 9,239.56 and 4,179.03 is: 5,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.13 : 9,239.56 = 4,179.03 : x
  2. Step 2: Convert to fraction form
    6,698.13/9,239.56 = 4,179.03/x
  3. Step 3: Cross multiply
    6,698.13x = 9,239.56 × 4,179.03
  4. Step 4: Simplify right side
    6,698.13x = 38,612,398.43
  5. Step 5: Solve for x
    x = 38,612,398.43/6,698.13
  6. Step 6: Final answer
    x = 5,764.65

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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.