Home / 11,243.10-15,516.33-6,208.29

Finding the Fourth Proportional to 11,243.10, 15,516.33 and 6,208.29

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Solution

The fourth proportional to 11,243.10, 15,516.33 and 6,208.29 is: 8,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.10 : 15,516.33 = 6,208.29 : x
  2. Step 2: Convert to fraction form
    11,243.10/15,516.33 = 6,208.29/x
  3. Step 3: Cross multiply
    11,243.10x = 15,516.33 × 6,208.29
  4. Step 4: Simplify right side
    11,243.10x = 96,329,876.38
  5. Step 5: Solve for x
    x = 96,329,876.38/11,243.10
  6. Step 6: Final answer
    x = 8,567.91

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1.5x scale

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.