Home / 3,371.50-4,652.70-1,974.28

Finding the Fourth Proportional to 3,371.50, 4,652.70 and 1,974.28

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Solution

The fourth proportional to 3,371.50, 4,652.70 and 1,974.28 is: 2,724.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.50 : 4,652.70 = 1,974.28 : x
  2. Step 2: Convert to fraction form
    3,371.50/4,652.70 = 1,974.28/x
  3. Step 3: Cross multiply
    3,371.50x = 4,652.70 × 1,974.28
  4. Step 4: Simplify right side
    3,371.50x = 9,185,732.56
  5. Step 5: Solve for x
    x = 9,185,732.56/3,371.50
  6. Step 6: Final answer
    x = 2,724.52

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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.