Home / 2,836.79-4,255.27-2,347.02

Finding the Fourth Proportional to 2,836.79, 4,255.27 and 2,347.02

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Solution

The fourth proportional to 2,836.79, 4,255.27 and 2,347.02 is: 3,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.79 : 4,255.27 = 2,347.02 : x
  2. Step 2: Convert to fraction form
    2,836.79/4,255.27 = 2,347.02/x
  3. Step 3: Cross multiply
    2,836.79x = 4,255.27 × 2,347.02
  4. Step 4: Simplify right side
    2,836.79x = 9,987,203.80
  5. Step 5: Solve for x
    x = 9,987,203.80/2,836.79
  6. Step 6: Final answer
    x = 3,520.60

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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.