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Finding the Fourth Proportional to 1,511.06, 2,266.11 and 1,027.22

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Solution

The fourth proportional to 1,511.06, 2,266.11 and 1,027.22 is: 1,540.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.06 : 2,266.11 = 1,027.22 : x
  2. Step 2: Convert to fraction form
    1,511.06/2,266.11 = 1,027.22/x
  3. Step 3: Cross multiply
    1,511.06x = 2,266.11 × 1,027.22
  4. Step 4: Simplify right side
    1,511.06x = 2,327,793.51
  5. Step 5: Solve for x
    x = 2,327,793.51/1,511.06
  6. Step 6: Final answer
    x = 1,540.50

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Half scale
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Double scale
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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.