Home / 6,859.77-9,466.66-3,876.04

Finding the Fourth Proportional to 6,859.77, 9,466.66 and 3,876.04

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Solution

The fourth proportional to 6,859.77, 9,466.66 and 3,876.04 is: 5,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.77 : 9,466.66 = 3,876.04 : x
  2. Step 2: Convert to fraction form
    6,859.77/9,466.66 = 3,876.04/x
  3. Step 3: Cross multiply
    6,859.77x = 9,466.66 × 3,876.04
  4. Step 4: Simplify right side
    6,859.77x = 36,693,152.83
  5. Step 5: Solve for x
    x = 36,693,152.83/6,859.77
  6. Step 6: Final answer
    x = 5,349.04

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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.