Home / 2,994.87-4,490.57-1,146.12

Finding the Fourth Proportional to 2,994.87, 4,490.57 and 1,146.12

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Solution

The fourth proportional to 2,994.87, 4,490.57 and 1,146.12 is: 1,718.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.87 : 4,490.57 = 1,146.12 : x
  2. Step 2: Convert to fraction form
    2,994.87/4,490.57 = 1,146.12/x
  3. Step 3: Cross multiply
    2,994.87x = 4,490.57 × 1,146.12
  4. Step 4: Simplify right side
    2,994.87x = 5,146,718.11
  5. Step 5: Solve for x
    x = 5,146,718.11/2,994.87
  6. Step 6: Final answer
    x = 1,718.51

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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.