Home / 7,208.06-10,812.72-2,276.42

Finding the Fourth Proportional to 7,208.06, 10,812.72 and 2,276.42

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Solution

The fourth proportional to 7,208.06, 10,812.72 and 2,276.42 is: 3,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.06 : 10,812.72 = 2,276.42 : x
  2. Step 2: Convert to fraction form
    7,208.06/10,812.72 = 2,276.42/x
  3. Step 3: Cross multiply
    7,208.06x = 10,812.72 × 2,276.42
  4. Step 4: Simplify right side
    7,208.06x = 24,614,292.06
  5. Step 5: Solve for x
    x = 24,614,292.06/7,208.06
  6. Step 6: Final answer
    x = 3,414.83

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1.5x scale

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.