Home / 3,685.33-5,528.00-2,145.25

Finding the Fourth Proportional to 3,685.33, 5,528.00 and 2,145.25

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Solution

The fourth proportional to 3,685.33, 5,528.00 and 2,145.25 is: 3,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.33 : 5,528.00 = 2,145.25 : x
  2. Step 2: Convert to fraction form
    3,685.33/5,528.00 = 2,145.25/x
  3. Step 3: Cross multiply
    3,685.33x = 5,528.00 × 2,145.25
  4. Step 4: Simplify right side
    3,685.33x = 11,858,931.27
  5. Step 5: Solve for x
    x = 11,858,931.27/3,685.33
  6. Step 6: Final answer
    x = 3,217.88

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Double scale
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Similar ratio
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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.