Home / 1,819.60-2,511.04-1,033.65

Finding the Fourth Proportional to 1,819.60, 2,511.04 and 1,033.65

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Solution

The fourth proportional to 1,819.60, 2,511.04 and 1,033.65 is: 1,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.60 : 2,511.04 = 1,033.65 : x
  2. Step 2: Convert to fraction form
    1,819.60/2,511.04 = 1,033.65/x
  3. Step 3: Cross multiply
    1,819.60x = 2,511.04 × 1,033.65
  4. Step 4: Simplify right side
    1,819.60x = 2,595,535.85
  5. Step 5: Solve for x
    x = 2,595,535.85/1,819.60
  6. Step 6: Final answer
    x = 1,426.43

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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.