Home / 5,555.44-8,333.15-2,225.18

Finding the Fourth Proportional to 5,555.44, 8,333.15 and 2,225.18

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Solution

The fourth proportional to 5,555.44, 8,333.15 and 2,225.18 is: 3,337.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.44 : 8,333.15 = 2,225.18 : x
  2. Step 2: Convert to fraction form
    5,555.44/8,333.15 = 2,225.18/x
  3. Step 3: Cross multiply
    5,555.44x = 8,333.15 × 2,225.18
  4. Step 4: Simplify right side
    5,555.44x = 18,542,768.42
  5. Step 5: Solve for x
    x = 18,542,768.42/5,555.44
  6. Step 6: Final answer
    x = 3,337.77

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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.