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Finding the Fourth Proportional to 8,801.73, 12,147.94 and 5,264.93

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Solution

The fourth proportional to 8,801.73, 12,147.94 and 5,264.93 is: 7,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.73 : 12,147.94 = 5,264.93 : x
  2. Step 2: Convert to fraction form
    8,801.73/12,147.94 = 5,264.93/x
  3. Step 3: Cross multiply
    8,801.73x = 12,147.94 × 5,264.93
  4. Step 4: Simplify right side
    8,801.73x = 63,958,090.70
  5. Step 5: Solve for x
    x = 63,958,090.70/8,801.73
  6. Step 6: Final answer
    x = 7,266.54

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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.