Home / 2,746.46-4,120.61-1,102.16

Finding the Fourth Proportional to 2,746.46, 4,120.61 and 1,102.16

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Solution

The fourth proportional to 2,746.46, 4,120.61 and 1,102.16 is: 1,653.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.46 : 4,120.61 = 1,102.16 : x
  2. Step 2: Convert to fraction form
    2,746.46/4,120.61 = 1,102.16/x
  3. Step 3: Cross multiply
    2,746.46x = 4,120.61 × 1,102.16
  4. Step 4: Simplify right side
    2,746.46x = 4,541,576.31
  5. Step 5: Solve for x
    x = 4,541,576.31/2,746.46
  6. Step 6: Final answer
    x = 1,653.61

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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.