Home / 5,472.90-8,207.46-2,185.11

Finding the Fourth Proportional to 5,472.90, 8,207.46 and 2,185.11

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Solution

The fourth proportional to 5,472.90, 8,207.46 and 2,185.11 is: 3,276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.90 : 8,207.46 = 2,185.11 : x
  2. Step 2: Convert to fraction form
    5,472.90/8,207.46 = 2,185.11/x
  3. Step 3: Cross multiply
    5,472.90x = 8,207.46 × 2,185.11
  4. Step 4: Simplify right side
    5,472.90x = 17,934,202.92
  5. Step 5: Solve for x
    x = 17,934,202.92/5,472.90
  6. Step 6: Final answer
    x = 3,276.91

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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.