Home / 3,016.02-4,161.30-1,896.90

Finding the Fourth Proportional to 3,016.02, 4,161.30 and 1,896.90

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Solution

The fourth proportional to 3,016.02, 4,161.30 and 1,896.90 is: 2,617.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.02 : 4,161.30 = 1,896.90 : x
  2. Step 2: Convert to fraction form
    3,016.02/4,161.30 = 1,896.90/x
  3. Step 3: Cross multiply
    3,016.02x = 4,161.30 × 1,896.90
  4. Step 4: Simplify right side
    3,016.02x = 7,893,569.97
  5. Step 5: Solve for x
    x = 7,893,569.97/3,016.02
  6. Step 6: Final answer
    x = 2,617.21

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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.