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Finding the Fourth Proportional to 4,994.87, 7,493.48 and 1,484.91

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Solution

The fourth proportional to 4,994.87, 7,493.48 and 1,484.91 is: 2,227.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.87 : 7,493.48 = 1,484.91 : x
  2. Step 2: Convert to fraction form
    4,994.87/7,493.48 = 1,484.91/x
  3. Step 3: Cross multiply
    4,994.87x = 7,493.48 × 1,484.91
  4. Step 4: Simplify right side
    4,994.87x = 11,127,143.39
  5. Step 5: Solve for x
    x = 11,127,143.39/4,994.87
  6. Step 6: Final answer
    x = 2,227.71

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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.