Home / 5,414.34-8,122.73-1,951.59

Finding the Fourth Proportional to 5,414.34, 8,122.73 and 1,951.59

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Solution

The fourth proportional to 5,414.34, 8,122.73 and 1,951.59 is: 2,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.34 : 8,122.73 = 1,951.59 : x
  2. Step 2: Convert to fraction form
    5,414.34/8,122.73 = 1,951.59/x
  3. Step 3: Cross multiply
    5,414.34x = 8,122.73 × 1,951.59
  4. Step 4: Simplify right side
    5,414.34x = 15,852,270.32
  5. Step 5: Solve for x
    x = 15,852,270.32/5,414.34
  6. Step 6: Final answer
    x = 2,927.83

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1.5x scale

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.