Home / 4,126.68-6,188.94-1,931.04

Finding the Fourth Proportional to 4,126.68, 6,188.94 and 1,931.04

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Solution

The fourth proportional to 4,126.68, 6,188.94 and 1,931.04 is: 2,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.68 : 6,188.94 = 1,931.04 : x
  2. Step 2: Convert to fraction form
    4,126.68/6,188.94 = 1,931.04/x
  3. Step 3: Cross multiply
    4,126.68x = 6,188.94 × 1,931.04
  4. Step 4: Simplify right side
    4,126.68x = 11,951,090.70
  5. Step 5: Solve for x
    x = 11,951,090.70/4,126.68
  6. Step 6: Final answer
    x = 2,896.05

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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.