Home / 10,474.25-15,712.14-3,900.44

Finding the Fourth Proportional to 10,474.25, 15,712.14 and 3,900.44

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Solution

The fourth proportional to 10,474.25, 15,712.14 and 3,900.44 is: 5,850.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,474.25 : 15,712.14 = 3,900.44 : x
  2. Step 2: Convert to fraction form
    10,474.25/15,712.14 = 3,900.44/x
  3. Step 3: Cross multiply
    10,474.25x = 15,712.14 × 3,900.44
  4. Step 4: Simplify right side
    10,474.25x = 61,284,259.34
  5. Step 5: Solve for x
    x = 61,284,259.34/10,474.25
  6. Step 6: Final answer
    x = 5,850.94

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1.5x scale

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.