Home / 6,726.56-9,278.33-4,339.58

Finding the Fourth Proportional to 6,726.56, 9,278.33 and 4,339.58

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Solution

The fourth proportional to 6,726.56, 9,278.33 and 4,339.58 is: 5,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726.56 : 9,278.33 = 4,339.58 : x
  2. Step 2: Convert to fraction form
    6,726.56/9,278.33 = 4,339.58/x
  3. Step 3: Cross multiply
    6,726.56x = 9,278.33 × 4,339.58
  4. Step 4: Simplify right side
    6,726.56x = 40,263,987.21
  5. Step 5: Solve for x
    x = 40,263,987.21/6,726.56
  6. Step 6: Final answer
    x = 5,985.83

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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.