Home / 5,470.18-8,204.45-1,772.73

Finding the Fourth Proportional to 5,470.18, 8,204.45 and 1,772.73

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Solution

The fourth proportional to 5,470.18, 8,204.45 and 1,772.73 is: 2,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.18 : 8,204.45 = 1,772.73 : x
  2. Step 2: Convert to fraction form
    5,470.18/8,204.45 = 1,772.73/x
  3. Step 3: Cross multiply
    5,470.18x = 8,204.45 × 1,772.73
  4. Step 4: Simplify right side
    5,470.18x = 14,544,274.65
  5. Step 5: Solve for x
    x = 14,544,274.65/5,470.18
  6. Step 6: Final answer
    x = 2,658.83

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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.