Home / 2,706.46-3,734.66-1,511.40

Finding the Fourth Proportional to 2,706.46, 3,734.66 and 1,511.40

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Solution

The fourth proportional to 2,706.46, 3,734.66 and 1,511.40 is: 2,085.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706.46 : 3,734.66 = 1,511.40 : x
  2. Step 2: Convert to fraction form
    2,706.46/3,734.66 = 1,511.40/x
  3. Step 3: Cross multiply
    2,706.46x = 3,734.66 × 1,511.40
  4. Step 4: Simplify right side
    2,706.46x = 5,644,565.12
  5. Step 5: Solve for x
    x = 5,644,565.12/2,706.46
  6. Step 6: Final answer
    x = 2,085.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.