Home / 7,951.21-10,972.51-4,414.35

Finding the Fourth Proportional to 7,951.21, 10,972.51 and 4,414.35

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Solution

The fourth proportional to 7,951.21, 10,972.51 and 4,414.35 is: 6,091.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.21 : 10,972.51 = 4,414.35 : x
  2. Step 2: Convert to fraction form
    7,951.21/10,972.51 = 4,414.35/x
  3. Step 3: Cross multiply
    7,951.21x = 10,972.51 × 4,414.35
  4. Step 4: Simplify right side
    7,951.21x = 48,436,499.52
  5. Step 5: Solve for x
    x = 48,436,499.52/7,951.21
  6. Step 6: Final answer
    x = 6,091.71

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1.5x scale

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.