Home / 10,201.05-15,302.97-3,625.65

Finding the Fourth Proportional to 10,201.05, 15,302.97 and 3,625.65

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Solution

The fourth proportional to 10,201.05, 15,302.97 and 3,625.65 is: 5,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,201.05 : 15,302.97 = 3,625.65 : x
  2. Step 2: Convert to fraction form
    10,201.05/15,302.97 = 3,625.65/x
  3. Step 3: Cross multiply
    10,201.05x = 15,302.97 × 3,625.65
  4. Step 4: Simplify right side
    10,201.05x = 55,483,213.18
  5. Step 5: Solve for x
    x = 55,483,213.18/10,201.05
  6. Step 6: Final answer
    x = 5,438.97

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1.5x scale

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.