Home / 8,776.78-13,167.46-2,537.28

Finding the Fourth Proportional to 8,776.78, 13,167.46 and 2,537.28

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Solution

The fourth proportional to 8,776.78, 13,167.46 and 2,537.28 is: 3,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.78 : 13,167.46 = 2,537.28 : x
  2. Step 2: Convert to fraction form
    8,776.78/13,167.46 = 2,537.28/x
  3. Step 3: Cross multiply
    8,776.78x = 13,167.46 × 2,537.28
  4. Step 4: Simplify right side
    8,776.78x = 33,409,536.08
  5. Step 5: Solve for x
    x = 33,409,536.08/8,776.78
  6. Step 6: Final answer
    x = 3,806.58

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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.