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Finding the Fourth Proportional to 8,266.63, 11,412.17 and 5,244.83

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Solution

The fourth proportional to 8,266.63, 11,412.17 and 5,244.83 is: 7,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.63 : 11,412.17 = 5,244.83 : x
  2. Step 2: Convert to fraction form
    8,266.63/11,412.17 = 5,244.83/x
  3. Step 3: Cross multiply
    8,266.63x = 11,412.17 × 5,244.83
  4. Step 4: Simplify right side
    8,266.63x = 59,854,891.58
  5. Step 5: Solve for x
    x = 59,854,891.58/8,266.63
  6. Step 6: Final answer
    x = 7,240.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.