Home / 5,232.39-7,217.69-3,135.30

Finding the Fourth Proportional to 5,232.39, 7,217.69 and 3,135.30

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Solution

The fourth proportional to 5,232.39, 7,217.69 and 3,135.30 is: 4,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.39 : 7,217.69 = 3,135.30 : x
  2. Step 2: Convert to fraction form
    5,232.39/7,217.69 = 3,135.30/x
  3. Step 3: Cross multiply
    5,232.39x = 7,217.69 × 3,135.30
  4. Step 4: Simplify right side
    5,232.39x = 22,629,607.78
  5. Step 5: Solve for x
    x = 22,629,607.78/5,232.39
  6. Step 6: Final answer
    x = 4,324.91

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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.