Home / 3,723.78-5,607.77-3,242.64

Finding the Fourth Proportional to 3,723.78, 5,607.77 and 3,242.64

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Solution

The fourth proportional to 3,723.78, 5,607.77 and 3,242.64 is: 4,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.78 : 5,607.77 = 3,242.64 : x
  2. Step 2: Convert to fraction form
    3,723.78/5,607.77 = 3,242.64/x
  3. Step 3: Cross multiply
    3,723.78x = 5,607.77 × 3,242.64
  4. Step 4: Simplify right side
    3,723.78x = 18,183,963.10
  5. Step 5: Solve for x
    x = 18,183,963.10/3,723.78
  6. Step 6: Final answer
    x = 4,883.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.