Home / 3,107.46-4,656.32-1,719.94

Finding the Fourth Proportional to 3,107.46, 4,656.32 and 1,719.94

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Solution

The fourth proportional to 3,107.46, 4,656.32 and 1,719.94 is: 2,577.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.46 : 4,656.32 = 1,719.94 : x
  2. Step 2: Convert to fraction form
    3,107.46/4,656.32 = 1,719.94/x
  3. Step 3: Cross multiply
    3,107.46x = 4,656.32 × 1,719.94
  4. Step 4: Simplify right side
    3,107.46x = 8,008,591.02
  5. Step 5: Solve for x
    x = 8,008,591.02/3,107.46
  6. Step 6: Final answer
    x = 2,577.21

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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.