Home / 5,106.72-7,657.69-3,027.02

Finding the Fourth Proportional to 5,106.72, 7,657.69 and 3,027.02

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Solution

The fourth proportional to 5,106.72, 7,657.69 and 3,027.02 is: 4,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.72 : 7,657.69 = 3,027.02 : x
  2. Step 2: Convert to fraction form
    5,106.72/7,657.69 = 3,027.02/x
  3. Step 3: Cross multiply
    5,106.72x = 7,657.69 × 3,027.02
  4. Step 4: Simplify right side
    5,106.72x = 23,179,983.68
  5. Step 5: Solve for x
    x = 23,179,983.68/5,106.72
  6. Step 6: Final answer
    x = 4,539.11

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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.