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Finding the Fourth Proportional to 8,901.66, 13,352.47 and 3,356.25

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Solution

The fourth proportional to 8,901.66, 13,352.47 and 3,356.25 is: 5,034.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.66 : 13,352.47 = 3,356.25 : x
  2. Step 2: Convert to fraction form
    8,901.66/13,352.47 = 3,356.25/x
  3. Step 3: Cross multiply
    8,901.66x = 13,352.47 × 3,356.25
  4. Step 4: Simplify right side
    8,901.66x = 44,814,212.89
  5. Step 5: Solve for x
    x = 44,814,212.89/8,901.66
  6. Step 6: Final answer
    x = 5,034.37

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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.