Home / 4,186.25-5,778.23-3,352.76

Finding the Fourth Proportional to 4,186.25, 5,778.23 and 3,352.76

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Solution

The fourth proportional to 4,186.25, 5,778.23 and 3,352.76 is: 4,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.25 : 5,778.23 = 3,352.76 : x
  2. Step 2: Convert to fraction form
    4,186.25/5,778.23 = 3,352.76/x
  3. Step 3: Cross multiply
    4,186.25x = 5,778.23 × 3,352.76
  4. Step 4: Simplify right side
    4,186.25x = 19,372,972.76
  5. Step 5: Solve for x
    x = 19,372,972.76/4,186.25
  6. Step 6: Final answer
    x = 4,627.77

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Half scale
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Double scale
Find fourth proportional to 4,187.25, 5,779.61 and 3,353.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.