Home / 11,229.53-15,496.03-6,193.78

Finding the Fourth Proportional to 11,229.53, 15,496.03 and 6,193.78

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Solution

The fourth proportional to 11,229.53, 15,496.03 and 6,193.78 is: 8,547.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.53 : 15,496.03 = 6,193.78 : x
  2. Step 2: Convert to fraction form
    11,229.53/15,496.03 = 6,193.78/x
  3. Step 3: Cross multiply
    11,229.53x = 15,496.03 × 6,193.78
  4. Step 4: Simplify right side
    11,229.53x = 95,978,946.47
  5. Step 5: Solve for x
    x = 95,978,946.47/11,229.53
  6. Step 6: Final answer
    x = 8,547.02

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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.