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Finding the Fourth Proportional to 8,916.35, 13,363.07 and 3,363.08

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Solution

The fourth proportional to 8,916.35, 13,363.07 and 3,363.08 is: 5,040.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.35 : 13,363.07 = 3,363.08 : x
  2. Step 2: Convert to fraction form
    8,916.35/13,363.07 = 3,363.08/x
  3. Step 3: Cross multiply
    8,916.35x = 13,363.07 × 3,363.08
  4. Step 4: Simplify right side
    8,916.35x = 44,941,008.74
  5. Step 5: Solve for x
    x = 44,941,008.74/8,916.35
  6. Step 6: Final answer
    x = 5,040.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.