Home / 5,254.41-7,251.14-2,896.63

Finding the Fourth Proportional to 5,254.41, 7,251.14 and 2,896.63

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Solution

The fourth proportional to 5,254.41, 7,251.14 and 2,896.63 is: 3,997.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.41 : 7,251.14 = 2,896.63 : x
  2. Step 2: Convert to fraction form
    5,254.41/7,251.14 = 2,896.63/x
  3. Step 3: Cross multiply
    5,254.41x = 7,251.14 × 2,896.63
  4. Step 4: Simplify right side
    5,254.41x = 21,003,855.18
  5. Step 5: Solve for x
    x = 21,003,855.18/5,254.41
  6. Step 6: Final answer
    x = 3,997.38

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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.