Home / 5,227.37-7,211.42-3,102.99

Finding the Fourth Proportional to 5,227.37, 7,211.42 and 3,102.99

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Solution

The fourth proportional to 5,227.37, 7,211.42 and 3,102.99 is: 4,280.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.37 : 7,211.42 = 3,102.99 : x
  2. Step 2: Convert to fraction form
    5,227.37/7,211.42 = 3,102.99/x
  3. Step 3: Cross multiply
    5,227.37x = 7,211.42 × 3,102.99
  4. Step 4: Simplify right side
    5,227.37x = 22,376,948.63
  5. Step 5: Solve for x
    x = 22,376,948.63/5,227.37
  6. Step 6: Final answer
    x = 4,280.73

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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.