Home / 6,865.26-9,474.54-3,881.12

Finding the Fourth Proportional to 6,865.26, 9,474.54 and 3,881.12

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Solution

The fourth proportional to 6,865.26, 9,474.54 and 3,881.12 is: 5,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.26 : 9,474.54 = 3,881.12 : x
  2. Step 2: Convert to fraction form
    6,865.26/9,474.54 = 3,881.12/x
  3. Step 3: Cross multiply
    6,865.26x = 9,474.54 × 3,881.12
  4. Step 4: Simplify right side
    6,865.26x = 36,771,764.76
  5. Step 5: Solve for x
    x = 36,771,764.76/6,865.26
  6. Step 6: Final answer
    x = 5,356.21

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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.