Home / 5,104.54-7,656.72-2,908.59

Finding the Fourth Proportional to 5,104.54, 7,656.72 and 2,908.59

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Solution

The fourth proportional to 5,104.54, 7,656.72 and 2,908.59 is: 4,362.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.54 : 7,656.72 = 2,908.59 : x
  2. Step 2: Convert to fraction form
    5,104.54/7,656.72 = 2,908.59/x
  3. Step 3: Cross multiply
    5,104.54x = 7,656.72 × 2,908.59
  4. Step 4: Simplify right side
    5,104.54x = 22,270,259.22
  5. Step 5: Solve for x
    x = 22,270,259.22/5,104.54
  6. Step 6: Final answer
    x = 4,362.83

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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.