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Finding the Fourth Proportional to 5,173.54, 7,754.22 and 2,709.52

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Solution

The fourth proportional to 5,173.54, 7,754.22 and 2,709.52 is: 4,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.54 : 7,754.22 = 2,709.52 : x
  2. Step 2: Convert to fraction form
    5,173.54/7,754.22 = 2,709.52/x
  3. Step 3: Cross multiply
    5,173.54x = 7,754.22 × 2,709.52
  4. Step 4: Simplify right side
    5,173.54x = 21,010,214.17
  5. Step 5: Solve for x
    x = 21,010,214.17/5,173.54
  6. Step 6: Final answer
    x = 4,061.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.