Home / 10,163.24-15,247.60-4,238.17

Finding the Fourth Proportional to 10,163.24, 15,247.60 and 4,238.17

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Solution

The fourth proportional to 10,163.24, 15,247.60 and 4,238.17 is: 6,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.24 : 15,247.60 = 4,238.17 : x
  2. Step 2: Convert to fraction form
    10,163.24/15,247.60 = 4,238.17/x
  3. Step 3: Cross multiply
    10,163.24x = 15,247.60 × 4,238.17
  4. Step 4: Simplify right side
    10,163.24x = 64,621,896.02
  5. Step 5: Solve for x
    x = 64,621,896.02/10,163.24
  6. Step 6: Final answer
    x = 6,358.40

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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.