Home / 2,343.16-3,511.50-1,994.68

Finding the Fourth Proportional to 2,343.16, 3,511.50 and 1,994.68

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Solution

The fourth proportional to 2,343.16, 3,511.50 and 1,994.68 is: 2,989.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.16 : 3,511.50 = 1,994.68 : x
  2. Step 2: Convert to fraction form
    2,343.16/3,511.50 = 1,994.68/x
  3. Step 3: Cross multiply
    2,343.16x = 3,511.50 × 1,994.68
  4. Step 4: Simplify right side
    2,343.16x = 7,004,318.82
  5. Step 5: Solve for x
    x = 7,004,318.82/2,343.16
  6. Step 6: Final answer
    x = 2,989.26

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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.