Home / 6,363.36-8,786.59-3,976.11

Finding the Fourth Proportional to 6,363.36, 8,786.59 and 3,976.11

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Solution

The fourth proportional to 6,363.36, 8,786.59 and 3,976.11 is: 5,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363.36 : 8,786.59 = 3,976.11 : x
  2. Step 2: Convert to fraction form
    6,363.36/8,786.59 = 3,976.11/x
  3. Step 3: Cross multiply
    6,363.36x = 8,786.59 × 3,976.11
  4. Step 4: Simplify right side
    6,363.36x = 34,936,458.31
  5. Step 5: Solve for x
    x = 34,936,458.31/6,363.36
  6. Step 6: Final answer
    x = 5,490.26

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1.5x scale

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.