Home / 5,104.14-7,656.93-1,816.26

Finding the Fourth Proportional to 5,104.14, 7,656.93 and 1,816.26

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Solution

The fourth proportional to 5,104.14, 7,656.93 and 1,816.26 is: 2,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.14 : 7,656.93 = 1,816.26 : x
  2. Step 2: Convert to fraction form
    5,104.14/7,656.93 = 1,816.26/x
  3. Step 3: Cross multiply
    5,104.14x = 7,656.93 × 1,816.26
  4. Step 4: Simplify right side
    5,104.14x = 13,906,975.68
  5. Step 5: Solve for x
    x = 13,906,975.68/5,104.14
  6. Step 6: Final answer
    x = 2,724.65

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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.