Home / 3,747.15-5,165.08-2,551.73

Finding the Fourth Proportional to 3,747.15, 5,165.08 and 2,551.73

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Solution

The fourth proportional to 3,747.15, 5,165.08 and 2,551.73 is: 3,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.15 : 5,165.08 = 2,551.73 : x
  2. Step 2: Convert to fraction form
    3,747.15/5,165.08 = 2,551.73/x
  3. Step 3: Cross multiply
    3,747.15x = 5,165.08 × 2,551.73
  4. Step 4: Simplify right side
    3,747.15x = 13,179,875.50
  5. Step 5: Solve for x
    x = 13,179,875.50/3,747.15
  6. Step 6: Final answer
    x = 3,517.31

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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.