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Finding the Fourth Proportional to 5,253.66, 7,250.09 and 2,895.88

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Solution

The fourth proportional to 5,253.66, 7,250.09 and 2,895.88 is: 3,996.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.66 : 7,250.09 = 2,895.88 : x
  2. Step 2: Convert to fraction form
    5,253.66/7,250.09 = 2,895.88/x
  3. Step 3: Cross multiply
    5,253.66x = 7,250.09 × 2,895.88
  4. Step 4: Simplify right side
    5,253.66x = 20,995,390.63
  5. Step 5: Solve for x
    x = 20,995,390.63/5,253.66
  6. Step 6: Final answer
    x = 3,996.34

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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.