Home / 7,657.13-11,488.43-3,764.27

Finding the Fourth Proportional to 7,657.13, 11,488.43 and 3,764.27

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Solution

The fourth proportional to 7,657.13, 11,488.43 and 3,764.27 is: 5,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657.13 : 11,488.43 = 3,764.27 : x
  2. Step 2: Convert to fraction form
    7,657.13/11,488.43 = 3,764.27/x
  3. Step 3: Cross multiply
    7,657.13x = 11,488.43 × 3,764.27
  4. Step 4: Simplify right side
    7,657.13x = 43,245,476.13
  5. Step 5: Solve for x
    x = 43,245,476.13/7,657.13
  6. Step 6: Final answer
    x = 5,647.74

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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.