Home / 7,764.66-11,637.26-6,114.69

Finding the Fourth Proportional to 7,764.66, 11,637.26 and 6,114.69

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Solution

The fourth proportional to 7,764.66, 11,637.26 and 6,114.69 is: 9,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.66 : 11,637.26 = 6,114.69 : x
  2. Step 2: Convert to fraction form
    7,764.66/11,637.26 = 6,114.69/x
  3. Step 3: Cross multiply
    7,764.66x = 11,637.26 × 6,114.69
  4. Step 4: Simplify right side
    7,764.66x = 71,158,179.16
  5. Step 5: Solve for x
    x = 71,158,179.16/7,764.66
  6. Step 6: Final answer
    x = 9,164.37

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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.