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Finding the Fourth Proportional to 8,553.24, 12,834.11 and 4,802.69

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Solution

The fourth proportional to 8,553.24, 12,834.11 and 4,802.69 is: 7,206.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.24 : 12,834.11 = 4,802.69 : x
  2. Step 2: Convert to fraction form
    8,553.24/12,834.11 = 4,802.69/x
  3. Step 3: Cross multiply
    8,553.24x = 12,834.11 × 4,802.69
  4. Step 4: Simplify right side
    8,553.24x = 61,638,187.59
  5. Step 5: Solve for x
    x = 61,638,187.59/8,553.24
  6. Step 6: Final answer
    x = 7,206.41

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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.