Home / 4,239.30-5,851.30-2,825.36

Finding the Fourth Proportional to 4,239.30, 5,851.30 and 2,825.36

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Solution

The fourth proportional to 4,239.30, 5,851.30 and 2,825.36 is: 3,899.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.30 : 5,851.30 = 2,825.36 : x
  2. Step 2: Convert to fraction form
    4,239.30/5,851.30 = 2,825.36/x
  3. Step 3: Cross multiply
    4,239.30x = 5,851.30 × 2,825.36
  4. Step 4: Simplify right side
    4,239.30x = 16,532,028.97
  5. Step 5: Solve for x
    x = 16,532,028.97/4,239.30
  6. Step 6: Final answer
    x = 3,899.71

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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.