Home / 5,731.50-8,595.45-2,221.27

Finding the Fourth Proportional to 5,731.50, 8,595.45 and 2,221.27

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Solution

The fourth proportional to 5,731.50, 8,595.45 and 2,221.27 is: 3,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.50 : 8,595.45 = 2,221.27 : x
  2. Step 2: Convert to fraction form
    5,731.50/8,595.45 = 2,221.27/x
  3. Step 3: Cross multiply
    5,731.50x = 8,595.45 × 2,221.27
  4. Step 4: Simplify right side
    5,731.50x = 19,092,815.22
  5. Step 5: Solve for x
    x = 19,092,815.22/5,731.50
  6. Step 6: Final answer
    x = 3,331.21

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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.