Home / 10,349.37-15,519.79-4,108.52

Finding the Fourth Proportional to 10,349.37, 15,519.79 and 4,108.52

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Solution

The fourth proportional to 10,349.37, 15,519.79 and 4,108.52 is: 6,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.37 : 15,519.79 = 4,108.52 : x
  2. Step 2: Convert to fraction form
    10,349.37/15,519.79 = 4,108.52/x
  3. Step 3: Cross multiply
    10,349.37x = 15,519.79 × 4,108.52
  4. Step 4: Simplify right side
    10,349.37x = 63,763,367.61
  5. Step 5: Solve for x
    x = 63,763,367.61/10,349.37
  6. Step 6: Final answer
    x = 6,161.09

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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.