Home / 4,284.29-6,427.11-1,819.13

Finding the Fourth Proportional to 4,284.29, 6,427.11 and 1,819.13

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Solution

The fourth proportional to 4,284.29, 6,427.11 and 1,819.13 is: 2,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.29 : 6,427.11 = 1,819.13 : x
  2. Step 2: Convert to fraction form
    4,284.29/6,427.11 = 1,819.13/x
  3. Step 3: Cross multiply
    4,284.29x = 6,427.11 × 1,819.13
  4. Step 4: Simplify right side
    4,284.29x = 11,691,723.30
  5. Step 5: Solve for x
    x = 11,691,723.30/4,284.29
  6. Step 6: Final answer
    x = 2,728.97

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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.