Home / 5,238.56-7,229.63-3,001.15

Finding the Fourth Proportional to 5,238.56, 7,229.63 and 3,001.15

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Solution

The fourth proportional to 5,238.56, 7,229.63 and 3,001.15 is: 4,141.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238.56 : 7,229.63 = 3,001.15 : x
  2. Step 2: Convert to fraction form
    5,238.56/7,229.63 = 3,001.15/x
  3. Step 3: Cross multiply
    5,238.56x = 7,229.63 × 3,001.15
  4. Step 4: Simplify right side
    5,238.56x = 21,697,204.07
  5. Step 5: Solve for x
    x = 21,697,204.07/5,238.56
  6. Step 6: Final answer
    x = 4,141.83

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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.