Home / 5,510.22-8,267.13-2,221.62

Finding the Fourth Proportional to 5,510.22, 8,267.13 and 2,221.62

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Solution

The fourth proportional to 5,510.22, 8,267.13 and 2,221.62 is: 3,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.22 : 8,267.13 = 2,221.62 : x
  2. Step 2: Convert to fraction form
    5,510.22/8,267.13 = 2,221.62/x
  3. Step 3: Cross multiply
    5,510.22x = 8,267.13 × 2,221.62
  4. Step 4: Simplify right side
    5,510.22x = 18,366,421.35
  5. Step 5: Solve for x
    x = 18,366,421.35/5,510.22
  6. Step 6: Final answer
    x = 3,333.16

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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.