Home / 11,254.26-15,530.49-6,537.90

Finding the Fourth Proportional to 11,254.26, 15,530.49 and 6,537.90

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Solution

The fourth proportional to 11,254.26, 15,530.49 and 6,537.90 is: 9,022.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.26 : 15,530.49 = 6,537.90 : x
  2. Step 2: Convert to fraction form
    11,254.26/15,530.49 = 6,537.90/x
  3. Step 3: Cross multiply
    11,254.26x = 15,530.49 × 6,537.90
  4. Step 4: Simplify right side
    11,254.26x = 101,536,790.57
  5. Step 5: Solve for x
    x = 101,536,790.57/11,254.26
  6. Step 6: Final answer
    x = 9,022.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.