Home / 6,726.12-9,275.54-4,488.09

Finding the Fourth Proportional to 6,726.12, 9,275.54 and 4,488.09

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Solution

The fourth proportional to 6,726.12, 9,275.54 and 4,488.09 is: 6,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726.12 : 9,275.54 = 4,488.09 : x
  2. Step 2: Convert to fraction form
    6,726.12/9,275.54 = 4,488.09/x
  3. Step 3: Cross multiply
    6,726.12x = 9,275.54 × 4,488.09
  4. Step 4: Simplify right side
    6,726.12x = 41,629,435.88
  5. Step 5: Solve for x
    x = 41,629,435.88/6,726.12
  6. Step 6: Final answer
    x = 6,189.22

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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.