Home / 11,410.24-17,086.80-7,237.60

Finding the Fourth Proportional to 11,410.24, 17,086.80 and 7,237.60

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Solution

The fourth proportional to 11,410.24, 17,086.80 and 7,237.60 is: 10,838.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.24 : 17,086.80 = 7,237.60 : x
  2. Step 2: Convert to fraction form
    11,410.24/17,086.80 = 7,237.60/x
  3. Step 3: Cross multiply
    11,410.24x = 17,086.80 × 7,237.60
  4. Step 4: Simplify right side
    11,410.24x = 123,667,423.68
  5. Step 5: Solve for x
    x = 123,667,423.68/11,410.24
  6. Step 6: Final answer
    x = 10,838.28

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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.