Home / 5,488.72-8,228.22-4,195.96

Finding the Fourth Proportional to 5,488.72, 8,228.22 and 4,195.96

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Solution

The fourth proportional to 5,488.72, 8,228.22 and 4,195.96 is: 6,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.72 : 8,228.22 = 4,195.96 : x
  2. Step 2: Convert to fraction form
    5,488.72/8,228.22 = 4,195.96/x
  3. Step 3: Cross multiply
    5,488.72x = 8,228.22 × 4,195.96
  4. Step 4: Simplify right side
    5,488.72x = 34,525,281.99
  5. Step 5: Solve for x
    x = 34,525,281.99/5,488.72
  6. Step 6: Final answer
    x = 6,290.22

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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.