Home / 2,896.21-3,996.62-1,835.11

Finding the Fourth Proportional to 2,896.21, 3,996.62 and 1,835.11

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Solution

The fourth proportional to 2,896.21, 3,996.62 and 1,835.11 is: 2,532.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.21 : 3,996.62 = 1,835.11 : x
  2. Step 2: Convert to fraction form
    2,896.21/3,996.62 = 1,835.11/x
  3. Step 3: Cross multiply
    2,896.21x = 3,996.62 × 1,835.11
  4. Step 4: Simplify right side
    2,896.21x = 7,334,217.35
  5. Step 5: Solve for x
    x = 7,334,217.35/2,896.21
  6. Step 6: Final answer
    x = 2,532.35

Related Problems

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