Home / 3,051.94-4,215.60-2,680.14

Finding the Fourth Proportional to 3,051.94, 4,215.60 and 2,680.14

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Solution

The fourth proportional to 3,051.94, 4,215.60 and 2,680.14 is: 3,702.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.94 : 4,215.60 = 2,680.14 : x
  2. Step 2: Convert to fraction form
    3,051.94/4,215.60 = 2,680.14/x
  3. Step 3: Cross multiply
    3,051.94x = 4,215.60 × 2,680.14
  4. Step 4: Simplify right side
    3,051.94x = 11,298,398.18
  5. Step 5: Solve for x
    x = 11,298,398.18/3,051.94
  6. Step 6: Final answer
    x = 3,702.04

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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.