Home / 3,577.78-5,360.80-3,441.10

Finding the Fourth Proportional to 3,577.78, 5,360.80 and 3,441.10

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Solution

The fourth proportional to 3,577.78, 5,360.80 and 3,441.10 is: 5,156.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.78 : 5,360.80 = 3,441.10 : x
  2. Step 2: Convert to fraction form
    3,577.78/5,360.80 = 3,441.10/x
  3. Step 3: Cross multiply
    3,577.78x = 5,360.80 × 3,441.10
  4. Step 4: Simplify right side
    3,577.78x = 18,447,048.88
  5. Step 5: Solve for x
    x = 18,447,048.88/3,577.78
  6. Step 6: Final answer
    x = 5,156.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.