Home / 4,039.92-5,577.36-2,695.14

Finding the Fourth Proportional to 4,039.92, 5,577.36 and 2,695.14

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Solution

The fourth proportional to 4,039.92, 5,577.36 and 2,695.14 is: 3,720.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.92 : 5,577.36 = 2,695.14 : x
  2. Step 2: Convert to fraction form
    4,039.92/5,577.36 = 2,695.14/x
  3. Step 3: Cross multiply
    4,039.92x = 5,577.36 × 2,695.14
  4. Step 4: Simplify right side
    4,039.92x = 15,031,766.03
  5. Step 5: Solve for x
    x = 15,031,766.03/4,039.92
  6. Step 6: Final answer
    x = 3,720.81

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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.