Home / 10,349.25-15,525.50-3,425.37

Finding the Fourth Proportional to 10,349.25, 15,525.50 and 3,425.37

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Solution

The fourth proportional to 10,349.25, 15,525.50 and 3,425.37 is: 5,138.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.25 : 15,525.50 = 3,425.37 : x
  2. Step 2: Convert to fraction form
    10,349.25/15,525.50 = 3,425.37/x
  3. Step 3: Cross multiply
    10,349.25x = 15,525.50 × 3,425.37
  4. Step 4: Simplify right side
    10,349.25x = 53,180,564.81
  5. Step 5: Solve for x
    x = 53,180,564.81/10,349.25
  6. Step 6: Final answer
    x = 5,138.59

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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.