Home / 6,247.75-9,371.64-1,865.21

Finding the Fourth Proportional to 6,247.75, 9,371.64 and 1,865.21

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Solution

The fourth proportional to 6,247.75, 9,371.64 and 1,865.21 is: 2,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.75 : 9,371.64 = 1,865.21 : x
  2. Step 2: Convert to fraction form
    6,247.75/9,371.64 = 1,865.21/x
  3. Step 3: Cross multiply
    6,247.75x = 9,371.64 × 1,865.21
  4. Step 4: Simplify right side
    6,247.75x = 17,480,076.64
  5. Step 5: Solve for x
    x = 17,480,076.64/6,247.75
  6. Step 6: Final answer
    x = 2,797.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.