Home / 11,349.39-17,028.33-5,107.53

Finding the Fourth Proportional to 11,349.39, 17,028.33 and 5,107.53

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Solution

The fourth proportional to 11,349.39, 17,028.33 and 5,107.53 is: 7,663.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.39 : 17,028.33 = 5,107.53 : x
  2. Step 2: Convert to fraction form
    11,349.39/17,028.33 = 5,107.53/x
  3. Step 3: Cross multiply
    11,349.39x = 17,028.33 × 5,107.53
  4. Step 4: Simplify right side
    11,349.39x = 86,972,706.32
  5. Step 5: Solve for x
    x = 86,972,706.32/11,349.39
  6. Step 6: Final answer
    x = 7,663.21

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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.