Home / 7,637.32-11,455.97-2,090.71

Finding the Fourth Proportional to 7,637.32, 11,455.97 and 2,090.71

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Solution

The fourth proportional to 7,637.32, 11,455.97 and 2,090.71 is: 3,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.32 : 11,455.97 = 2,090.71 : x
  2. Step 2: Convert to fraction form
    7,637.32/11,455.97 = 2,090.71/x
  3. Step 3: Cross multiply
    7,637.32x = 11,455.97 × 2,090.71
  4. Step 4: Simplify right side
    7,637.32x = 23,951,043.31
  5. Step 5: Solve for x
    x = 23,951,043.31/7,637.32
  6. Step 6: Final answer
    x = 3,136.06

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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.