Home / 5,508.52-8,263.64-1,998.80

Finding the Fourth Proportional to 5,508.52, 8,263.64 and 1,998.80

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Solution

The fourth proportional to 5,508.52, 8,263.64 and 1,998.80 is: 2,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.52 : 8,263.64 = 1,998.80 : x
  2. Step 2: Convert to fraction form
    5,508.52/8,263.64 = 1,998.80/x
  3. Step 3: Cross multiply
    5,508.52x = 8,263.64 × 1,998.80
  4. Step 4: Simplify right side
    5,508.52x = 16,517,363.63
  5. Step 5: Solve for x
    x = 16,517,363.63/5,508.52
  6. Step 6: Final answer
    x = 2,998.51

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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.