Home / 3,770.63-5,203.48-2,278.27

Finding the Fourth Proportional to 3,770.63, 5,203.48 and 2,278.27

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Solution

The fourth proportional to 3,770.63, 5,203.48 and 2,278.27 is: 3,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.63 : 5,203.48 = 2,278.27 : x
  2. Step 2: Convert to fraction form
    3,770.63/5,203.48 = 2,278.27/x
  3. Step 3: Cross multiply
    3,770.63x = 5,203.48 × 2,278.27
  4. Step 4: Simplify right side
    3,770.63x = 11,854,932.38
  5. Step 5: Solve for x
    x = 11,854,932.38/3,770.63
  6. Step 6: Final answer
    x = 3,144.02

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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.