Home / 11,485.74-17,219.96-5,864.24

Finding the Fourth Proportional to 11,485.74, 17,219.96 and 5,864.24

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Solution

The fourth proportional to 11,485.74, 17,219.96 and 5,864.24 is: 8,791.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.74 : 17,219.96 = 5,864.24 : x
  2. Step 2: Convert to fraction form
    11,485.74/17,219.96 = 5,864.24/x
  3. Step 3: Cross multiply
    11,485.74x = 17,219.96 × 5,864.24
  4. Step 4: Simplify right side
    11,485.74x = 100,982,013.95
  5. Step 5: Solve for x
    x = 100,982,013.95/11,485.74
  6. Step 6: Final answer
    x = 8,791.94

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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.