Home / 6,860.26-9,466.62-3,876.42

Finding the Fourth Proportional to 6,860.26, 9,466.62 and 3,876.42

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Solution

The fourth proportional to 6,860.26, 9,466.62 and 3,876.42 is: 5,349.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.26 : 9,466.62 = 3,876.42 : x
  2. Step 2: Convert to fraction form
    6,860.26/9,466.62 = 3,876.42/x
  3. Step 3: Cross multiply
    6,860.26x = 9,466.62 × 3,876.42
  4. Step 4: Simplify right side
    6,860.26x = 36,696,595.10
  5. Step 5: Solve for x
    x = 36,696,595.10/6,860.26
  6. Step 6: Final answer
    x = 5,349.16

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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.