Home / 5,514.76-8,257.39-4,639.96

Finding the Fourth Proportional to 5,514.76, 8,257.39 and 4,639.96

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Solution

The fourth proportional to 5,514.76, 8,257.39 and 4,639.96 is: 6,947.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.76 : 8,257.39 = 4,639.96 : x
  2. Step 2: Convert to fraction form
    5,514.76/8,257.39 = 4,639.96/x
  3. Step 3: Cross multiply
    5,514.76x = 8,257.39 × 4,639.96
  4. Step 4: Simplify right side
    5,514.76x = 38,313,959.30
  5. Step 5: Solve for x
    x = 38,313,959.30/5,514.76
  6. Step 6: Final answer
    x = 6,947.53

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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.