Home / 11,359.82-15,676.12-6,324.24

Finding the Fourth Proportional to 11,359.82, 15,676.12 and 6,324.24

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Solution

The fourth proportional to 11,359.82, 15,676.12 and 6,324.24 is: 8,727.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.82 : 15,676.12 = 6,324.24 : x
  2. Step 2: Convert to fraction form
    11,359.82/15,676.12 = 6,324.24/x
  3. Step 3: Cross multiply
    11,359.82x = 15,676.12 × 6,324.24
  4. Step 4: Simplify right side
    11,359.82x = 99,139,545.15
  5. Step 5: Solve for x
    x = 99,139,545.15/11,359.82
  6. Step 6: Final answer
    x = 8,727.21

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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.