Home / 5,508.15-8,262.61-2,221.26

Finding the Fourth Proportional to 5,508.15, 8,262.61 and 2,221.26

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Solution

The fourth proportional to 5,508.15, 8,262.61 and 2,221.26 is: 3,332.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.15 : 8,262.61 = 2,221.26 : x
  2. Step 2: Convert to fraction form
    5,508.15/8,262.61 = 2,221.26/x
  3. Step 3: Cross multiply
    5,508.15x = 8,262.61 × 2,221.26
  4. Step 4: Simplify right side
    5,508.15x = 18,353,405.09
  5. Step 5: Solve for x
    x = 18,353,405.09/5,508.15
  6. Step 6: Final answer
    x = 3,332.05

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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.