Home / 3,764.38-5,199.48-2,824.39

Finding the Fourth Proportional to 3,764.38, 5,199.48 and 2,824.39

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Solution

The fourth proportional to 3,764.38, 5,199.48 and 2,824.39 is: 3,901.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.38 : 5,199.48 = 2,824.39 : x
  2. Step 2: Convert to fraction form
    3,764.38/5,199.48 = 2,824.39/x
  3. Step 3: Cross multiply
    3,764.38x = 5,199.48 × 2,824.39
  4. Step 4: Simplify right side
    3,764.38x = 14,685,359.32
  5. Step 5: Solve for x
    x = 14,685,359.32/3,764.38
  6. Step 6: Final answer
    x = 3,901.14

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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.