Home / 2,533.67-3,800.51-1,667.78

Finding the Fourth Proportional to 2,533.67, 3,800.51 and 1,667.78

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Solution

The fourth proportional to 2,533.67, 3,800.51 and 1,667.78 is: 2,501.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533.67 : 3,800.51 = 1,667.78 : x
  2. Step 2: Convert to fraction form
    2,533.67/3,800.51 = 1,667.78/x
  3. Step 3: Cross multiply
    2,533.67x = 3,800.51 × 1,667.78
  4. Step 4: Simplify right side
    2,533.67x = 6,338,414.57
  5. Step 5: Solve for x
    x = 6,338,414.57/2,533.67
  6. Step 6: Final answer
    x = 2,501.67

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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.