Home / 4,165.36-6,248.07-1,243.69

Finding the Fourth Proportional to 4,165.36, 6,248.07 and 1,243.69

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Solution

The fourth proportional to 4,165.36, 6,248.07 and 1,243.69 is: 1,865.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.36 : 6,248.07 = 1,243.69 : x
  2. Step 2: Convert to fraction form
    4,165.36/6,248.07 = 1,243.69/x
  3. Step 3: Cross multiply
    4,165.36x = 6,248.07 × 1,243.69
  4. Step 4: Simplify right side
    4,165.36x = 7,770,646.56
  5. Step 5: Solve for x
    x = 7,770,646.56/4,165.36
  6. Step 6: Final answer
    x = 1,865.54

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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.