Home / 10,217.50-15,328.39-3,197.23

Finding the Fourth Proportional to 10,217.50, 15,328.39 and 3,197.23

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Solution

The fourth proportional to 10,217.50, 15,328.39 and 3,197.23 is: 4,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.50 : 15,328.39 = 3,197.23 : x
  2. Step 2: Convert to fraction form
    10,217.50/15,328.39 = 3,197.23/x
  3. Step 3: Cross multiply
    10,217.50x = 15,328.39 × 3,197.23
  4. Step 4: Simplify right side
    10,217.50x = 49,008,388.36
  5. Step 5: Solve for x
    x = 49,008,388.36/10,217.50
  6. Step 6: Final answer
    x = 4,796.51

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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.