Home / 10,427.73-15,644.97-3,854.85

Finding the Fourth Proportional to 10,427.73, 15,644.97 and 3,854.85

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Solution

The fourth proportional to 10,427.73, 15,644.97 and 3,854.85 is: 5,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.73 : 15,644.97 = 3,854.85 : x
  2. Step 2: Convert to fraction form
    10,427.73/15,644.97 = 3,854.85/x
  3. Step 3: Cross multiply
    10,427.73x = 15,644.97 × 3,854.85
  4. Step 4: Simplify right side
    10,427.73x = 60,309,012.60
  5. Step 5: Solve for x
    x = 60,309,012.60/10,427.73
  6. Step 6: Final answer
    x = 5,783.52

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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.