Home / 5,451.70-8,177.50-2,329.05

Finding the Fourth Proportional to 5,451.70, 8,177.50 and 2,329.05

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Solution

The fourth proportional to 5,451.70, 8,177.50 and 2,329.05 is: 3,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.70 : 8,177.50 = 2,329.05 : x
  2. Step 2: Convert to fraction form
    5,451.70/8,177.50 = 2,329.05/x
  3. Step 3: Cross multiply
    5,451.70x = 8,177.50 × 2,329.05
  4. Step 4: Simplify right side
    5,451.70x = 19,045,794.73
  5. Step 5: Solve for x
    x = 19,045,794.73/5,451.70
  6. Step 6: Final answer
    x = 3,493.55

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Half scale
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Double scale
Find fourth proportional to 5,452.70, 8,178.99 and 2,330.05
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.