Home / 3,015.92-4,162.10-1,896.44

Finding the Fourth Proportional to 3,015.92, 4,162.10 and 1,896.44

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Solution

The fourth proportional to 3,015.92, 4,162.10 and 1,896.44 is: 2,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.92 : 4,162.10 = 1,896.44 : x
  2. Step 2: Convert to fraction form
    3,015.92/4,162.10 = 1,896.44/x
  3. Step 3: Cross multiply
    3,015.92x = 4,162.10 × 1,896.44
  4. Step 4: Simplify right side
    3,015.92x = 7,893,142.63
  5. Step 5: Solve for x
    x = 7,893,142.63/3,015.92
  6. Step 6: Final answer
    x = 2,617.16

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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.