Home / 6,867.93-10,302.71-2,186.30

Finding the Fourth Proportional to 6,867.93, 10,302.71 and 2,186.30

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Solution

The fourth proportional to 6,867.93, 10,302.71 and 2,186.30 is: 3,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.93 : 10,302.71 = 2,186.30 : x
  2. Step 2: Convert to fraction form
    6,867.93/10,302.71 = 2,186.30/x
  3. Step 3: Cross multiply
    6,867.93x = 10,302.71 × 2,186.30
  4. Step 4: Simplify right side
    6,867.93x = 22,524,829.70
  5. Step 5: Solve for x
    x = 22,524,829.70/6,867.93
  6. Step 6: Final answer
    x = 3,279.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.