Home / 7,767.89-11,653.55-2,837.52

Finding the Fourth Proportional to 7,767.89, 11,653.55 and 2,837.52

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Solution

The fourth proportional to 7,767.89, 11,653.55 and 2,837.52 is: 4,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.89 : 11,653.55 = 2,837.52 : x
  2. Step 2: Convert to fraction form
    7,767.89/11,653.55 = 2,837.52/x
  3. Step 3: Cross multiply
    7,767.89x = 11,653.55 × 2,837.52
  4. Step 4: Simplify right side
    7,767.89x = 33,067,177.65
  5. Step 5: Solve for x
    x = 33,067,177.65/7,767.89
  6. Step 6: Final answer
    x = 4,256.91

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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.