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Finding the Fourth Proportional to 3,994.73, 5,991.54 and 1,530.17

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Solution

The fourth proportional to 3,994.73, 5,991.54 and 1,530.17 is: 2,295.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.73 : 5,991.54 = 1,530.17 : x
  2. Step 2: Convert to fraction form
    3,994.73/5,991.54 = 1,530.17/x
  3. Step 3: Cross multiply
    3,994.73x = 5,991.54 × 1,530.17
  4. Step 4: Simplify right side
    3,994.73x = 9,168,074.76
  5. Step 5: Solve for x
    x = 9,168,074.76/3,994.73
  6. Step 6: Final answer
    x = 2,295.04

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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.