Home / 10,099.38-15,149.14-3,525.57

Finding the Fourth Proportional to 10,099.38, 15,149.14 and 3,525.57

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Solution

The fourth proportional to 10,099.38, 15,149.14 and 3,525.57 is: 5,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.38 : 15,149.14 = 3,525.57 : x
  2. Step 2: Convert to fraction form
    10,099.38/15,149.14 = 3,525.57/x
  3. Step 3: Cross multiply
    10,099.38x = 15,149.14 × 3,525.57
  4. Step 4: Simplify right side
    10,099.38x = 53,409,353.51
  5. Step 5: Solve for x
    x = 53,409,353.51/10,099.38
  6. Step 6: Final answer
    x = 5,288.38

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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.