Home / 10,163.10-15,244.19-4,237.54

Finding the Fourth Proportional to 10,163.10, 15,244.19 and 4,237.54

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Solution

The fourth proportional to 10,163.10, 15,244.19 and 4,237.54 is: 6,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.10 : 15,244.19 = 4,237.54 : x
  2. Step 2: Convert to fraction form
    10,163.10/15,244.19 = 4,237.54/x
  3. Step 3: Cross multiply
    10,163.10x = 15,244.19 × 4,237.54
  4. Step 4: Simplify right side
    10,163.10x = 64,597,843.70
  5. Step 5: Solve for x
    x = 64,597,843.70/10,163.10
  6. Step 6: Final answer
    x = 6,356.12

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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.