Home / 6,881.59-10,322.61-2,722.65

Finding the Fourth Proportional to 6,881.59, 10,322.61 and 2,722.65

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Solution

The fourth proportional to 6,881.59, 10,322.61 and 2,722.65 is: 4,084.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.59 : 10,322.61 = 2,722.65 : x
  2. Step 2: Convert to fraction form
    6,881.59/10,322.61 = 2,722.65/x
  3. Step 3: Cross multiply
    6,881.59x = 10,322.61 × 2,722.65
  4. Step 4: Simplify right side
    6,881.59x = 28,104,854.12
  5. Step 5: Solve for x
    x = 28,104,854.12/6,881.59
  6. Step 6: Final answer
    x = 4,084.06

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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.