Home / 4,431.32-6,644.66-1,965.08

Finding the Fourth Proportional to 4,431.32, 6,644.66 and 1,965.08

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Solution

The fourth proportional to 4,431.32, 6,644.66 and 1,965.08 is: 2,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.32 : 6,644.66 = 1,965.08 : x
  2. Step 2: Convert to fraction form
    4,431.32/6,644.66 = 1,965.08/x
  3. Step 3: Cross multiply
    4,431.32x = 6,644.66 × 1,965.08
  4. Step 4: Simplify right side
    4,431.32x = 13,057,245.42
  5. Step 5: Solve for x
    x = 13,057,245.42/4,431.32
  6. Step 6: Final answer
    x = 2,946.58

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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.