Home / 3,756.11-5,627.95-2,655.05

Finding the Fourth Proportional to 3,756.11, 5,627.95 and 2,655.05

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Solution

The fourth proportional to 3,756.11, 5,627.95 and 2,655.05 is: 3,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.11 : 5,627.95 = 2,655.05 : x
  2. Step 2: Convert to fraction form
    3,756.11/5,627.95 = 2,655.05/x
  3. Step 3: Cross multiply
    3,756.11x = 5,627.95 × 2,655.05
  4. Step 4: Simplify right side
    3,756.11x = 14,942,453.87
  5. Step 5: Solve for x
    x = 14,942,453.87/3,756.11
  6. Step 6: Final answer
    x = 3,978.18

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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.