Home / 5,456.76-8,183.41-1,758.19

Finding the Fourth Proportional to 5,456.76, 8,183.41 and 1,758.19

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Solution

The fourth proportional to 5,456.76, 8,183.41 and 1,758.19 is: 2,636.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.76 : 8,183.41 = 1,758.19 : x
  2. Step 2: Convert to fraction form
    5,456.76/8,183.41 = 1,758.19/x
  3. Step 3: Cross multiply
    5,456.76x = 8,183.41 × 1,758.19
  4. Step 4: Simplify right side
    5,456.76x = 14,387,989.63
  5. Step 5: Solve for x
    x = 14,387,989.63/5,456.76
  6. Step 6: Final answer
    x = 2,636.73

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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.