Home / 4,102.96-6,145.18-1,907.06

Finding the Fourth Proportional to 4,102.96, 6,145.18 and 1,907.06

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Solution

The fourth proportional to 4,102.96, 6,145.18 and 1,907.06 is: 2,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.96 : 6,145.18 = 1,907.06 : x
  2. Step 2: Convert to fraction form
    4,102.96/6,145.18 = 1,907.06/x
  3. Step 3: Cross multiply
    4,102.96x = 6,145.18 × 1,907.06
  4. Step 4: Simplify right side
    4,102.96x = 11,719,226.97
  5. Step 5: Solve for x
    x = 11,719,226.97/4,102.96
  6. Step 6: Final answer
    x = 2,856.29

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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.