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Finding the Fourth Proportional to 8,836.64, 13,258.02 and 4,450.52

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Solution

The fourth proportional to 8,836.64, 13,258.02 and 4,450.52 is: 6,677.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.64 : 13,258.02 = 4,450.52 : x
  2. Step 2: Convert to fraction form
    8,836.64/13,258.02 = 4,450.52/x
  3. Step 3: Cross multiply
    8,836.64x = 13,258.02 × 4,450.52
  4. Step 4: Simplify right side
    8,836.64x = 59,005,083.17
  5. Step 5: Solve for x
    x = 59,005,083.17/8,836.64
  6. Step 6: Final answer
    x = 6,677.32

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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.