Home / 10,666.08-15,992.64-4,098.24

Finding the Fourth Proportional to 10,666.08, 15,992.64 and 4,098.24

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Solution

The fourth proportional to 10,666.08, 15,992.64 and 4,098.24 is: 6,144.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.08 : 15,992.64 = 4,098.24 : x
  2. Step 2: Convert to fraction form
    10,666.08/15,992.64 = 4,098.24/x
  3. Step 3: Cross multiply
    10,666.08x = 15,992.64 × 4,098.24
  4. Step 4: Simplify right side
    10,666.08x = 65,541,676.95
  5. Step 5: Solve for x
    x = 65,541,676.95/10,666.08
  6. Step 6: Final answer
    x = 6,144.87

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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.