Home / 6,886.66-10,326.78-3,376.84

Finding the Fourth Proportional to 6,886.66, 10,326.78 and 3,376.84

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Solution

The fourth proportional to 6,886.66, 10,326.78 and 3,376.84 is: 5,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.66 : 10,326.78 = 3,376.84 : x
  2. Step 2: Convert to fraction form
    6,886.66/10,326.78 = 3,376.84/x
  3. Step 3: Cross multiply
    6,886.66x = 10,326.78 × 3,376.84
  4. Step 4: Simplify right side
    6,886.66x = 34,871,883.78
  5. Step 5: Solve for x
    x = 34,871,883.78/6,886.66
  6. Step 6: Final answer
    x = 5,063.69

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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.