Home / 10,634.40-15,952.20-3,239.10

Finding the Fourth Proportional to 10,634.40, 15,952.20 and 3,239.10

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Solution

The fourth proportional to 10,634.40, 15,952.20 and 3,239.10 is: 4,858.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.40 : 15,952.20 = 3,239.10 : x
  2. Step 2: Convert to fraction form
    10,634.40/15,952.20 = 3,239.10/x
  3. Step 3: Cross multiply
    10,634.40x = 15,952.20 × 3,239.10
  4. Step 4: Simplify right side
    10,634.40x = 51,670,771.02
  5. Step 5: Solve for x
    x = 51,670,771.02/10,634.40
  6. Step 6: Final answer
    x = 4,858.83

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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.