Home / 4,239.99-5,851.49-2,351.75

Finding the Fourth Proportional to 4,239.99, 5,851.49 and 2,351.75

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Solution

The fourth proportional to 4,239.99, 5,851.49 and 2,351.75 is: 3,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.99 : 5,851.49 = 2,351.75 : x
  2. Step 2: Convert to fraction form
    4,239.99/5,851.49 = 2,351.75/x
  3. Step 3: Cross multiply
    4,239.99x = 5,851.49 × 2,351.75
  4. Step 4: Simplify right side
    4,239.99x = 13,761,244.48
  5. Step 5: Solve for x
    x = 13,761,244.48/4,239.99
  6. Step 6: Final answer
    x = 3,245.58

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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.