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Finding the Fourth Proportional to 4,951.09, 7,427.11 and 1,441.12

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Solution

The fourth proportional to 4,951.09, 7,427.11 and 1,441.12 is: 2,161.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.09 : 7,427.11 = 1,441.12 : x
  2. Step 2: Convert to fraction form
    4,951.09/7,427.11 = 1,441.12/x
  3. Step 3: Cross multiply
    4,951.09x = 7,427.11 × 1,441.12
  4. Step 4: Simplify right side
    4,951.09x = 10,703,356.76
  5. Step 5: Solve for x
    x = 10,703,356.76/4,951.09
  6. Step 6: Final answer
    x = 2,161.82

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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.