Home / 5,233.42-7,221.72-3,137.14

Finding the Fourth Proportional to 5,233.42, 7,221.72 and 3,137.14

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Solution

The fourth proportional to 5,233.42, 7,221.72 and 3,137.14 is: 4,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.42 : 7,221.72 = 3,137.14 : x
  2. Step 2: Convert to fraction form
    5,233.42/7,221.72 = 3,137.14/x
  3. Step 3: Cross multiply
    5,233.42x = 7,221.72 × 3,137.14
  4. Step 4: Simplify right side
    5,233.42x = 22,655,546.68
  5. Step 5: Solve for x
    x = 22,655,546.68/5,233.42
  6. Step 6: Final answer
    x = 4,329.01

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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.