Home / 3,050.87-4,572.25-1,101.20

Finding the Fourth Proportional to 3,050.87, 4,572.25 and 1,101.20

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Solution

The fourth proportional to 3,050.87, 4,572.25 and 1,101.20 is: 1,650.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.87 : 4,572.25 = 1,101.20 : x
  2. Step 2: Convert to fraction form
    3,050.87/4,572.25 = 1,101.20/x
  3. Step 3: Cross multiply
    3,050.87x = 4,572.25 × 1,101.20
  4. Step 4: Simplify right side
    3,050.87x = 5,034,936.09
  5. Step 5: Solve for x
    x = 5,034,936.09/3,050.87
  6. Step 6: Final answer
    x = 1,650.33

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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.