Home / 6,811.36-10,217.84-2,429.44

Finding the Fourth Proportional to 6,811.36, 10,217.84 and 2,429.44

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Solution

The fourth proportional to 6,811.36, 10,217.84 and 2,429.44 is: 3,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.36 : 10,217.84 = 2,429.44 : x
  2. Step 2: Convert to fraction form
    6,811.36/10,217.84 = 2,429.44/x
  3. Step 3: Cross multiply
    6,811.36x = 10,217.84 × 2,429.44
  4. Step 4: Simplify right side
    6,811.36x = 24,823,629.21
  5. Step 5: Solve for x
    x = 24,823,629.21/6,811.36
  6. Step 6: Final answer
    x = 3,644.45

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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.