Home / 11,806.66-16,293.15-6,501.47

Finding the Fourth Proportional to 11,806.66, 16,293.15 and 6,501.47

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Solution

The fourth proportional to 11,806.66, 16,293.15 and 6,501.47 is: 8,972.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.66 : 16,293.15 = 6,501.47 : x
  2. Step 2: Convert to fraction form
    11,806.66/16,293.15 = 6,501.47/x
  3. Step 3: Cross multiply
    11,806.66x = 16,293.15 × 6,501.47
  4. Step 4: Simplify right side
    11,806.66x = 105,929,425.93
  5. Step 5: Solve for x
    x = 105,929,425.93/11,806.66
  6. Step 6: Final answer
    x = 8,972.01

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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.