Home / 11,468.24-15,825.87-6,363.75

Finding the Fourth Proportional to 11,468.24, 15,825.87 and 6,363.75

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Solution

The fourth proportional to 11,468.24, 15,825.87 and 6,363.75 is: 8,781.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.24 : 15,825.87 = 6,363.75 : x
  2. Step 2: Convert to fraction form
    11,468.24/15,825.87 = 6,363.75/x
  3. Step 3: Cross multiply
    11,468.24x = 15,825.87 × 6,363.75
  4. Step 4: Simplify right side
    11,468.24x = 100,711,880.21
  5. Step 5: Solve for x
    x = 100,711,880.21/11,468.24
  6. Step 6: Final answer
    x = 8,781.81

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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.