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Finding the Fourth Proportional to 8,363.71, 11,541.08 and 4,828.06

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Solution

The fourth proportional to 8,363.71, 11,541.08 and 4,828.06 is: 6,662.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.71 : 11,541.08 = 4,828.06 : x
  2. Step 2: Convert to fraction form
    8,363.71/11,541.08 = 4,828.06/x
  3. Step 3: Cross multiply
    8,363.71x = 11,541.08 × 4,828.06
  4. Step 4: Simplify right side
    8,363.71x = 55,720,961.12
  5. Step 5: Solve for x
    x = 55,720,961.12/8,363.71
  6. Step 6: Final answer
    x = 6,662.23

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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.