Home / 4,420.26-6,630.39-2,230.83

Finding the Fourth Proportional to 4,420.26, 6,630.39 and 2,230.83

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Solution

The fourth proportional to 4,420.26, 6,630.39 and 2,230.83 is: 3,346.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.26 : 6,630.39 = 2,230.83 : x
  2. Step 2: Convert to fraction form
    4,420.26/6,630.39 = 2,230.83/x
  3. Step 3: Cross multiply
    4,420.26x = 6,630.39 × 2,230.83
  4. Step 4: Simplify right side
    4,420.26x = 14,791,272.92
  5. Step 5: Solve for x
    x = 14,791,272.92/4,420.26
  6. Step 6: Final answer
    x = 3,346.25

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Half scale
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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.