Home / 4,209.15-5,806.56-2,716.50

Finding the Fourth Proportional to 4,209.15, 5,806.56 and 2,716.50

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Solution

The fourth proportional to 4,209.15, 5,806.56 and 2,716.50 is: 3,747.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.15 : 5,806.56 = 2,716.50 : x
  2. Step 2: Convert to fraction form
    4,209.15/5,806.56 = 2,716.50/x
  3. Step 3: Cross multiply
    4,209.15x = 5,806.56 × 2,716.50
  4. Step 4: Simplify right side
    4,209.15x = 15,773,520.24
  5. Step 5: Solve for x
    x = 15,773,520.24/4,209.15
  6. Step 6: Final answer
    x = 3,747.44

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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.