Home / 9,239.62-13,864.89-3,400.33

Finding the Fourth Proportional to 9,239.62, 13,864.89 and 3,400.33

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Solution

The fourth proportional to 9,239.62, 13,864.89 and 3,400.33 is: 5,102.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.62 : 13,864.89 = 3,400.33 : x
  2. Step 2: Convert to fraction form
    9,239.62/13,864.89 = 3,400.33/x
  3. Step 3: Cross multiply
    9,239.62x = 13,864.89 × 3,400.33
  4. Step 4: Simplify right side
    9,239.62x = 47,145,179.50
  5. Step 5: Solve for x
    x = 47,145,179.50/9,239.62
  6. Step 6: Final answer
    x = 5,102.50

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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.