Home / 1,819.64-2,725.68-1,352

Finding the Fourth Proportional to 1,819.64, 2,725.68 and 1,352

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Solution

The fourth proportional to 1,819.64, 2,725.68 and 1,352 is: 2,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.64 : 2,725.68 = 1,352 : x
  2. Step 2: Convert to fraction form
    1,819.64/2,725.68 = 1,352/x
  3. Step 3: Cross multiply
    1,819.64x = 2,725.68 × 1,352
  4. Step 4: Simplify right side
    1,819.64x = 3,685,119.36
  5. Step 5: Solve for x
    x = 3,685,119.36/1,819.64
  6. Step 6: Final answer
    x = 2,025.19

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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.