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Finding the Fourth Proportional to 8,819.72, 13,222.64 and 6,037.95

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Solution

The fourth proportional to 8,819.72, 13,222.64 and 6,037.95 is: 9,052.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.72 : 13,222.64 = 6,037.95 : x
  2. Step 2: Convert to fraction form
    8,819.72/13,222.64 = 6,037.95/x
  3. Step 3: Cross multiply
    8,819.72x = 13,222.64 × 6,037.95
  4. Step 4: Simplify right side
    8,819.72x = 79,837,639.19
  5. Step 5: Solve for x
    x = 79,837,639.19/8,819.72
  6. Step 6: Final answer
    x = 9,052.17

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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.