Home / 2,220.06-3,330.60-1,110.12

Finding the Fourth Proportional to 2,220.06, 3,330.60 and 1,110.12

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Solution

The fourth proportional to 2,220.06, 3,330.60 and 1,110.12 is: 1,665.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.06 : 3,330.60 = 1,110.12 : x
  2. Step 2: Convert to fraction form
    2,220.06/3,330.60 = 1,110.12/x
  3. Step 3: Cross multiply
    2,220.06x = 3,330.60 × 1,110.12
  4. Step 4: Simplify right side
    2,220.06x = 3,697,365.67
  5. Step 5: Solve for x
    x = 3,697,365.67/2,220.06
  6. Step 6: Final answer
    x = 1,665.44

Related Problems

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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.