Home / 10,867.28-16,297.86-4,202.24

Finding the Fourth Proportional to 10,867.28, 16,297.86 and 4,202.24

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Solution

The fourth proportional to 10,867.28, 16,297.86 and 4,202.24 is: 6,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.28 : 16,297.86 = 4,202.24 : x
  2. Step 2: Convert to fraction form
    10,867.28/16,297.86 = 4,202.24/x
  3. Step 3: Cross multiply
    10,867.28x = 16,297.86 × 4,202.24
  4. Step 4: Simplify right side
    10,867.28x = 68,487,519.21
  5. Step 5: Solve for x
    x = 68,487,519.21/10,867.28
  6. Step 6: Final answer
    x = 6,302.18

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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.