Home / 10,691.79-16,029.48-6,533.75

Finding the Fourth Proportional to 10,691.79, 16,029.48 and 6,533.75

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Solution

The fourth proportional to 10,691.79, 16,029.48 and 6,533.75 is: 9,795.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.79 : 16,029.48 = 6,533.75 : x
  2. Step 2: Convert to fraction form
    10,691.79/16,029.48 = 6,533.75/x
  3. Step 3: Cross multiply
    10,691.79x = 16,029.48 × 6,533.75
  4. Step 4: Simplify right side
    10,691.79x = 104,732,614.95
  5. Step 5: Solve for x
    x = 104,732,614.95/10,691.79
  6. Step 6: Final answer
    x = 9,795.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.