Home / 10,115.08-15,165.97-4,849.94

Finding the Fourth Proportional to 10,115.08, 15,165.97 and 4,849.94

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Solution

The fourth proportional to 10,115.08, 15,165.97 and 4,849.94 is: 7,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,115.08 : 15,165.97 = 4,849.94 : x
  2. Step 2: Convert to fraction form
    10,115.08/15,165.97 = 4,849.94/x
  3. Step 3: Cross multiply
    10,115.08x = 15,165.97 × 4,849.94
  4. Step 4: Simplify right side
    10,115.08x = 73,554,070.33
  5. Step 5: Solve for x
    x = 73,554,070.33/10,115.08
  6. Step 6: Final answer
    x = 7,271.73

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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.