Home / 3,775.05-5,207.63-2,449.49

Finding the Fourth Proportional to 3,775.05, 5,207.63 and 2,449.49

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Solution

The fourth proportional to 3,775.05, 5,207.63 and 2,449.49 is: 3,379.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.05 : 5,207.63 = 2,449.49 : x
  2. Step 2: Convert to fraction form
    3,775.05/5,207.63 = 2,449.49/x
  3. Step 3: Cross multiply
    3,775.05x = 5,207.63 × 2,449.49
  4. Step 4: Simplify right side
    3,775.05x = 12,755,999.32
  5. Step 5: Solve for x
    x = 12,755,999.32/3,775.05
  6. Step 6: Final answer
    x = 3,379.03

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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.