Home / 10,496.73-15,740.10-6,115.44

Finding the Fourth Proportional to 10,496.73, 15,740.10 and 6,115.44

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Solution

The fourth proportional to 10,496.73, 15,740.10 and 6,115.44 is: 9,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,496.73 : 15,740.10 = 6,115.44 : x
  2. Step 2: Convert to fraction form
    10,496.73/15,740.10 = 6,115.44/x
  3. Step 3: Cross multiply
    10,496.73x = 15,740.10 × 6,115.44
  4. Step 4: Simplify right side
    10,496.73x = 96,257,637.14
  5. Step 5: Solve for x
    x = 96,257,637.14/10,496.73
  6. Step 6: Final answer
    x = 9,170.25

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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.