Home / 9,196.36-12,691.08-5,217.36

Finding the Fourth Proportional to 9,196.36, 12,691.08 and 5,217.36

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Solution

The fourth proportional to 9,196.36, 12,691.08 and 5,217.36 is: 7,200.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,196.36 : 12,691.08 = 5,217.36 : x
  2. Step 2: Convert to fraction form
    9,196.36/12,691.08 = 5,217.36/x
  3. Step 3: Cross multiply
    9,196.36x = 12,691.08 × 5,217.36
  4. Step 4: Simplify right side
    9,196.36x = 66,213,933.15
  5. Step 5: Solve for x
    x = 66,213,933.15/9,196.36
  6. Step 6: Final answer
    x = 7,200.02

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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.