Home / 5,274.76-7,909.66-3,084.16

Finding the Fourth Proportional to 5,274.76, 7,909.66 and 3,084.16

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Solution

The fourth proportional to 5,274.76, 7,909.66 and 3,084.16 is: 4,624.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.76 : 7,909.66 = 3,084.16 : x
  2. Step 2: Convert to fraction form
    5,274.76/7,909.66 = 3,084.16/x
  3. Step 3: Cross multiply
    5,274.76x = 7,909.66 × 3,084.16
  4. Step 4: Simplify right side
    5,274.76x = 24,394,656.99
  5. Step 5: Solve for x
    x = 24,394,656.99/5,274.76
  6. Step 6: Final answer
    x = 4,624.79

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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.