Home / 4,456.25-6,680.41-2,114.81

Finding the Fourth Proportional to 4,456.25, 6,680.41 and 2,114.81

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Solution

The fourth proportional to 4,456.25, 6,680.41 and 2,114.81 is: 3,170.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.25 : 6,680.41 = 2,114.81 : x
  2. Step 2: Convert to fraction form
    4,456.25/6,680.41 = 2,114.81/x
  3. Step 3: Cross multiply
    4,456.25x = 6,680.41 × 2,114.81
  4. Step 4: Simplify right side
    4,456.25x = 14,127,784.23
  5. Step 5: Solve for x
    x = 14,127,784.23/4,456.25
  6. Step 6: Final answer
    x = 3,170.33

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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.