Home / 5,165.03-7,127.97-3,176.25

Finding the Fourth Proportional to 5,165.03, 7,127.97 and 3,176.25

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Solution

The fourth proportional to 5,165.03, 7,127.97 and 3,176.25 is: 4,383.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.03 : 7,127.97 = 3,176.25 : x
  2. Step 2: Convert to fraction form
    5,165.03/7,127.97 = 3,176.25/x
  3. Step 3: Cross multiply
    5,165.03x = 7,127.97 × 3,176.25
  4. Step 4: Simplify right side
    5,165.03x = 22,640,176.07
  5. Step 5: Solve for x
    x = 22,640,176.07/5,165.03
  6. Step 6: Final answer
    x = 4,383.36

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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.