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Finding the Fourth Proportional to 3,983.88, 5,969.14 and 2,595.14

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Solution

The fourth proportional to 3,983.88, 5,969.14 and 2,595.14 is: 3,888.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.88 : 5,969.14 = 2,595.14 : x
  2. Step 2: Convert to fraction form
    3,983.88/5,969.14 = 2,595.14/x
  3. Step 3: Cross multiply
    3,983.88x = 5,969.14 × 2,595.14
  4. Step 4: Simplify right side
    3,983.88x = 15,490,711.16
  5. Step 5: Solve for x
    x = 15,490,711.16/3,983.88
  6. Step 6: Final answer
    x = 3,888.35

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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.