Home / 4,462.28-6,694.26-1,689.78

Finding the Fourth Proportional to 4,462.28, 6,694.26 and 1,689.78

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Solution

The fourth proportional to 4,462.28, 6,694.26 and 1,689.78 is: 2,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,462.28 : 6,694.26 = 1,689.78 : x
  2. Step 2: Convert to fraction form
    4,462.28/6,694.26 = 1,689.78/x
  3. Step 3: Cross multiply
    4,462.28x = 6,694.26 × 1,689.78
  4. Step 4: Simplify right side
    4,462.28x = 11,311,826.66
  5. Step 5: Solve for x
    x = 11,311,826.66/4,462.28
  6. Step 6: Final answer
    x = 2,534.99

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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.