Home / 7,214.20-10,819.74-2,284.24

Finding the Fourth Proportional to 7,214.20, 10,819.74 and 2,284.24

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Solution

The fourth proportional to 7,214.20, 10,819.74 and 2,284.24 is: 3,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.20 : 10,819.74 = 2,284.24 : x
  2. Step 2: Convert to fraction form
    7,214.20/10,819.74 = 2,284.24/x
  3. Step 3: Cross multiply
    7,214.20x = 10,819.74 × 2,284.24
  4. Step 4: Simplify right side
    7,214.20x = 24,714,882.90
  5. Step 5: Solve for x
    x = 24,714,882.90/7,214.20
  6. Step 6: Final answer
    x = 3,425.87

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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.