Home / 4,114.87-6,173.14-1,340.79

Finding the Fourth Proportional to 4,114.87, 6,173.14 and 1,340.79

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Solution

The fourth proportional to 4,114.87, 6,173.14 and 1,340.79 is: 2,011.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.87 : 6,173.14 = 1,340.79 : x
  2. Step 2: Convert to fraction form
    4,114.87/6,173.14 = 1,340.79/x
  3. Step 3: Cross multiply
    4,114.87x = 6,173.14 × 1,340.79
  4. Step 4: Simplify right side
    4,114.87x = 8,276,884.38
  5. Step 5: Solve for x
    x = 8,276,884.38/4,114.87
  6. Step 6: Final answer
    x = 2,011.46

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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.