Home / 5,772.03-7,945.07-4,176.09

Finding the Fourth Proportional to 5,772.03, 7,945.07 and 4,176.09

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Solution

The fourth proportional to 5,772.03, 7,945.07 and 4,176.09 is: 5,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.03 : 7,945.07 = 4,176.09 : x
  2. Step 2: Convert to fraction form
    5,772.03/7,945.07 = 4,176.09/x
  3. Step 3: Cross multiply
    5,772.03x = 7,945.07 × 4,176.09
  4. Step 4: Simplify right side
    5,772.03x = 33,179,329.22
  5. Step 5: Solve for x
    x = 33,179,329.22/5,772.03
  6. Step 6: Final answer
    x = 5,748.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.