Home / 1,850.92-2,554.13-1,011.44

Finding the Fourth Proportional to 1,850.92, 2,554.13 and 1,011.44

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Solution

The fourth proportional to 1,850.92, 2,554.13 and 1,011.44 is: 1,395.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.92 : 2,554.13 = 1,011.44 : x
  2. Step 2: Convert to fraction form
    1,850.92/2,554.13 = 1,011.44/x
  3. Step 3: Cross multiply
    1,850.92x = 2,554.13 × 1,011.44
  4. Step 4: Simplify right side
    1,850.92x = 2,583,358.16
  5. Step 5: Solve for x
    x = 2,583,358.16/1,850.92
  6. Step 6: Final answer
    x = 1,395.72

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.