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Finding the Fourth Proportional to 7,134.73, 9,851.97 and 5,363.26

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Solution

The fourth proportional to 7,134.73, 9,851.97 and 5,363.26 is: 7,405.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.73 : 9,851.97 = 5,363.26 : x
  2. Step 2: Convert to fraction form
    7,134.73/9,851.97 = 5,363.26/x
  3. Step 3: Cross multiply
    7,134.73x = 9,851.97 × 5,363.26
  4. Step 4: Simplify right side
    7,134.73x = 52,838,676.62
  5. Step 5: Solve for x
    x = 52,838,676.62/7,134.73
  6. Step 6: Final answer
    x = 7,405.84

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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.