Home / 5,321.06-7,330.82-4,201.58

Finding the Fourth Proportional to 5,321.06, 7,330.82 and 4,201.58

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Solution

The fourth proportional to 5,321.06, 7,330.82 and 4,201.58 is: 5,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.06 : 7,330.82 = 4,201.58 : x
  2. Step 2: Convert to fraction form
    5,321.06/7,330.82 = 4,201.58/x
  3. Step 3: Cross multiply
    5,321.06x = 7,330.82 × 4,201.58
  4. Step 4: Simplify right side
    5,321.06x = 30,800,990.04
  5. Step 5: Solve for x
    x = 30,800,990.04/5,321.06
  6. Step 6: Final answer
    x = 5,788.51

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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.