Home / 9,196.26-12,690.36-5,217.26

Finding the Fourth Proportional to 9,196.26, 12,690.36 and 5,217.26

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Solution

The fourth proportional to 9,196.26, 12,690.36 and 5,217.26 is: 7,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,196.26 : 12,690.36 = 5,217.26 : x
  2. Step 2: Convert to fraction form
    9,196.26/12,690.36 = 5,217.26/x
  3. Step 3: Cross multiply
    9,196.26x = 12,690.36 × 5,217.26
  4. Step 4: Simplify right side
    9,196.26x = 66,208,907.61
  5. Step 5: Solve for x
    x = 66,208,907.61/9,196.26
  6. Step 6: Final answer
    x = 7,199.55

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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.