Home / 3,775.36-5,208.18-2,449.48

Finding the Fourth Proportional to 3,775.36, 5,208.18 and 2,449.48

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Solution

The fourth proportional to 3,775.36, 5,208.18 and 2,449.48 is: 3,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.36 : 5,208.18 = 2,449.48 : x
  2. Step 2: Convert to fraction form
    3,775.36/5,208.18 = 2,449.48/x
  3. Step 3: Cross multiply
    3,775.36x = 5,208.18 × 2,449.48
  4. Step 4: Simplify right side
    3,775.36x = 12,757,332.75
  5. Step 5: Solve for x
    x = 12,757,332.75/3,775.36
  6. Step 6: Final answer
    x = 3,379.10

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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.