Home / 5,194.35-7,167.90-2,836.02

Finding the Fourth Proportional to 5,194.35, 7,167.90 and 2,836.02

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Solution

The fourth proportional to 5,194.35, 7,167.90 and 2,836.02 is: 3,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.35 : 7,167.90 = 2,836.02 : x
  2. Step 2: Convert to fraction form
    5,194.35/7,167.90 = 2,836.02/x
  3. Step 3: Cross multiply
    5,194.35x = 7,167.90 × 2,836.02
  4. Step 4: Simplify right side
    5,194.35x = 20,328,307.76
  5. Step 5: Solve for x
    x = 20,328,307.76/5,194.35
  6. Step 6: Final answer
    x = 3,913.54

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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.