Home / 4,101.48-6,143.04-1,906.92

Finding the Fourth Proportional to 4,101.48, 6,143.04 and 1,906.92

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Solution

The fourth proportional to 4,101.48, 6,143.04 and 1,906.92 is: 2,856.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.48 : 6,143.04 = 1,906.92 : x
  2. Step 2: Convert to fraction form
    4,101.48/6,143.04 = 1,906.92/x
  3. Step 3: Cross multiply
    4,101.48x = 6,143.04 × 1,906.92
  4. Step 4: Simplify right side
    4,101.48x = 11,714,285.84
  5. Step 5: Solve for x
    x = 11,714,285.84/4,101.48
  6. Step 6: Final answer
    x = 2,856.11

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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.