Home / 2,097.01-3,145.52-1,229.50

Finding the Fourth Proportional to 2,097.01, 3,145.52 and 1,229.50

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Solution

The fourth proportional to 2,097.01, 3,145.52 and 1,229.50 is: 1,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.01 : 3,145.52 = 1,229.50 : x
  2. Step 2: Convert to fraction form
    2,097.01/3,145.52 = 1,229.50/x
  3. Step 3: Cross multiply
    2,097.01x = 3,145.52 × 1,229.50
  4. Step 4: Simplify right side
    2,097.01x = 3,867,416.84
  5. Step 5: Solve for x
    x = 3,867,416.84/2,097.01
  6. Step 6: Final answer
    x = 1,844.25

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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.