Home / 2,410.38-3,326.40-1,819.89

Finding the Fourth Proportional to 2,410.38, 3,326.40 and 1,819.89

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Solution

The fourth proportional to 2,410.38, 3,326.40 and 1,819.89 is: 2,511.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,410.38 : 3,326.40 = 1,819.89 : x
  2. Step 2: Convert to fraction form
    2,410.38/3,326.40 = 1,819.89/x
  3. Step 3: Cross multiply
    2,410.38x = 3,326.40 × 1,819.89
  4. Step 4: Simplify right side
    2,410.38x = 6,053,682.10
  5. Step 5: Solve for x
    x = 6,053,682.10/2,410.38
  6. Step 6: Final answer
    x = 2,511.51

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1.5x scale

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.