Home / 2,043.55-2,819.41-1,246.67

Finding the Fourth Proportional to 2,043.55, 2,819.41 and 1,246.67

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Solution

The fourth proportional to 2,043.55, 2,819.41 and 1,246.67 is: 1,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.55 : 2,819.41 = 1,246.67 : x
  2. Step 2: Convert to fraction form
    2,043.55/2,819.41 = 1,246.67/x
  3. Step 3: Cross multiply
    2,043.55x = 2,819.41 × 1,246.67
  4. Step 4: Simplify right side
    2,043.55x = 3,514,859.29
  5. Step 5: Solve for x
    x = 3,514,859.29/2,043.55
  6. Step 6: Final answer
    x = 1,719.97

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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.