Home / 3,749.75-5,176.77-3,334.49

Finding the Fourth Proportional to 3,749.75, 5,176.77 and 3,334.49

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Solution

The fourth proportional to 3,749.75, 5,176.77 and 3,334.49 is: 4,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.75 : 5,176.77 = 3,334.49 : x
  2. Step 2: Convert to fraction form
    3,749.75/5,176.77 = 3,334.49/x
  3. Step 3: Cross multiply
    3,749.75x = 5,176.77 × 3,334.49
  4. Step 4: Simplify right side
    3,749.75x = 17,261,887.80
  5. Step 5: Solve for x
    x = 17,261,887.80/3,749.75
  6. Step 6: Final answer
    x = 4,603.48

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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.