Home / 11,864.08-16,371.99-6,829.93

Finding the Fourth Proportional to 11,864.08, 16,371.99 and 6,829.93

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Solution

The fourth proportional to 11,864.08, 16,371.99 and 6,829.93 is: 9,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.08 : 16,371.99 = 6,829.93 : x
  2. Step 2: Convert to fraction form
    11,864.08/16,371.99 = 6,829.93/x
  3. Step 3: Cross multiply
    11,864.08x = 16,371.99 × 6,829.93
  4. Step 4: Simplify right side
    11,864.08x = 111,819,545.66
  5. Step 5: Solve for x
    x = 111,819,545.66/11,864.08
  6. Step 6: Final answer
    x = 9,425.05

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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.