Home / 5,206.28-7,811.54-2,743.27

Finding the Fourth Proportional to 5,206.28, 7,811.54 and 2,743.27

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Solution

The fourth proportional to 5,206.28, 7,811.54 and 2,743.27 is: 4,116.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.28 : 7,811.54 = 2,743.27 : x
  2. Step 2: Convert to fraction form
    5,206.28/7,811.54 = 2,743.27/x
  3. Step 3: Cross multiply
    5,206.28x = 7,811.54 × 2,743.27
  4. Step 4: Simplify right side
    5,206.28x = 21,429,140.38
  5. Step 5: Solve for x
    x = 21,429,140.38/5,206.28
  6. Step 6: Final answer
    x = 4,116.02

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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.