Home / 3,785.98-5,224.50-2,293.12

Finding the Fourth Proportional to 3,785.98, 5,224.50 and 2,293.12

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Solution

The fourth proportional to 3,785.98, 5,224.50 and 2,293.12 is: 3,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.98 : 5,224.50 = 2,293.12 : x
  2. Step 2: Convert to fraction form
    3,785.98/5,224.50 = 2,293.12/x
  3. Step 3: Cross multiply
    3,785.98x = 5,224.50 × 2,293.12
  4. Step 4: Simplify right side
    3,785.98x = 11,980,405.44
  5. Step 5: Solve for x
    x = 11,980,405.44/3,785.98
  6. Step 6: Final answer
    x = 3,164.41

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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.