Home / 4,114.14-6,171.54-1,340.76

Finding the Fourth Proportional to 4,114.14, 6,171.54 and 1,340.76

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Solution

The fourth proportional to 4,114.14, 6,171.54 and 1,340.76 is: 2,011.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.14 : 6,171.54 = 1,340.76 : x
  2. Step 2: Convert to fraction form
    4,114.14/6,171.54 = 1,340.76/x
  3. Step 3: Cross multiply
    4,114.14x = 6,171.54 × 1,340.76
  4. Step 4: Simplify right side
    4,114.14x = 8,274,553.97
  5. Step 5: Solve for x
    x = 8,274,553.97/4,114.14
  6. Step 6: Final answer
    x = 2,011.25

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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.