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Finding the Fourth Proportional to 4,950.92, 7,419.90 and 2,027.63

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Solution

The fourth proportional to 4,950.92, 7,419.90 and 2,027.63 is: 3,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.92 : 7,419.90 = 2,027.63 : x
  2. Step 2: Convert to fraction form
    4,950.92/7,419.90 = 2,027.63/x
  3. Step 3: Cross multiply
    4,950.92x = 7,419.90 × 2,027.63
  4. Step 4: Simplify right side
    4,950.92x = 15,044,837.99
  5. Step 5: Solve for x
    x = 15,044,837.99/4,950.92
  6. Step 6: Final answer
    x = 3,038.79

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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.