Home / 4,018.05-5,542.46-2,655.32

Finding the Fourth Proportional to 4,018.05, 5,542.46 and 2,655.32

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Solution

The fourth proportional to 4,018.05, 5,542.46 and 2,655.32 is: 3,662.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.05 : 5,542.46 = 2,655.32 : x
  2. Step 2: Convert to fraction form
    4,018.05/5,542.46 = 2,655.32/x
  3. Step 3: Cross multiply
    4,018.05x = 5,542.46 × 2,655.32
  4. Step 4: Simplify right side
    4,018.05x = 14,716,963.90
  5. Step 5: Solve for x
    x = 14,716,963.90/4,018.05
  6. Step 6: Final answer
    x = 3,662.71

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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.