Home / 10,427.24-15,634.38-5,813.48

Finding the Fourth Proportional to 10,427.24, 15,634.38 and 5,813.48

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Solution

The fourth proportional to 10,427.24, 15,634.38 and 5,813.48 is: 8,716.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.24 : 15,634.38 = 5,813.48 : x
  2. Step 2: Convert to fraction form
    10,427.24/15,634.38 = 5,813.48/x
  3. Step 3: Cross multiply
    10,427.24x = 15,634.38 × 5,813.48
  4. Step 4: Simplify right side
    10,427.24x = 90,890,155.44
  5. Step 5: Solve for x
    x = 90,890,155.44/10,427.24
  6. Step 6: Final answer
    x = 8,716.61

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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.