Home / 7,090.38-10,635.58-1,896.26

Finding the Fourth Proportional to 7,090.38, 10,635.58 and 1,896.26

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Solution

The fourth proportional to 7,090.38, 10,635.58 and 1,896.26 is: 2,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.38 : 10,635.58 = 1,896.26 : x
  2. Step 2: Convert to fraction form
    7,090.38/10,635.58 = 1,896.26/x
  3. Step 3: Cross multiply
    7,090.38x = 10,635.58 × 1,896.26
  4. Step 4: Simplify right side
    7,090.38x = 20,167,824.93
  5. Step 5: Solve for x
    x = 20,167,824.93/7,090.38
  6. Step 6: Final answer
    x = 2,844.39

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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.