Home / 5,545.67-8,319.41-1,847.21

Finding the Fourth Proportional to 5,545.67, 8,319.41 and 1,847.21

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Solution

The fourth proportional to 5,545.67, 8,319.41 and 1,847.21 is: 2,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.67 : 8,319.41 = 1,847.21 : x
  2. Step 2: Convert to fraction form
    5,545.67/8,319.41 = 1,847.21/x
  3. Step 3: Cross multiply
    5,545.67x = 8,319.41 × 1,847.21
  4. Step 4: Simplify right side
    5,545.67x = 15,367,653.44
  5. Step 5: Solve for x
    x = 15,367,653.44/5,545.67
  6. Step 6: Final answer
    x = 2,771.11

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Double scale
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Similar ratio
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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.