Home / 4,309.83-6,464.57-1,231.83

Finding the Fourth Proportional to 4,309.83, 6,464.57 and 1,231.83

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Solution

The fourth proportional to 4,309.83, 6,464.57 and 1,231.83 is: 1,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.83 : 6,464.57 = 1,231.83 : x
  2. Step 2: Convert to fraction form
    4,309.83/6,464.57 = 1,231.83/x
  3. Step 3: Cross multiply
    4,309.83x = 6,464.57 × 1,231.83
  4. Step 4: Simplify right side
    4,309.83x = 7,963,245.10
  5. Step 5: Solve for x
    x = 7,963,245.10/4,309.83
  6. Step 6: Final answer
    x = 1,847.69

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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.