Home / 3,096.75-4,645.13-1,340.32

Finding the Fourth Proportional to 3,096.75, 4,645.13 and 1,340.32

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Solution

The fourth proportional to 3,096.75, 4,645.13 and 1,340.32 is: 2,010.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.75 : 4,645.13 = 1,340.32 : x
  2. Step 2: Convert to fraction form
    3,096.75/4,645.13 = 1,340.32/x
  3. Step 3: Cross multiply
    3,096.75x = 4,645.13 × 1,340.32
  4. Step 4: Simplify right side
    3,096.75x = 6,225,960.64
  5. Step 5: Solve for x
    x = 6,225,960.64/3,096.75
  6. Step 6: Final answer
    x = 2,010.48

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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.