Home / 7,724.51-11,587.66-2,796.47

Finding the Fourth Proportional to 7,724.51, 11,587.66 and 2,796.47

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Solution

The fourth proportional to 7,724.51, 11,587.66 and 2,796.47 is: 4,195.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.51 : 11,587.66 = 2,796.47 : x
  2. Step 2: Convert to fraction form
    7,724.51/11,587.66 = 2,796.47/x
  3. Step 3: Cross multiply
    7,724.51x = 11,587.66 × 2,796.47
  4. Step 4: Simplify right side
    7,724.51x = 32,404,543.56
  5. Step 5: Solve for x
    x = 32,404,543.56/7,724.51
  6. Step 6: Final answer
    x = 4,195.03

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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.