Home / 4,039.44-5,577.18-2,977.34

Finding the Fourth Proportional to 4,039.44, 5,577.18 and 2,977.34

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Solution

The fourth proportional to 4,039.44, 5,577.18 and 2,977.34 is: 4,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.44 : 5,577.18 = 2,977.34 : x
  2. Step 2: Convert to fraction form
    4,039.44/5,577.18 = 2,977.34/x
  3. Step 3: Cross multiply
    4,039.44x = 5,577.18 × 2,977.34
  4. Step 4: Simplify right side
    4,039.44x = 16,605,161.10
  5. Step 5: Solve for x
    x = 16,605,161.10/4,039.44
  6. Step 6: Final answer
    x = 4,110.76

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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.