Home / 2,944.39-4,405.40-1,814.61

Finding the Fourth Proportional to 2,944.39, 4,405.40 and 1,814.61

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Solution

The fourth proportional to 2,944.39, 4,405.40 and 1,814.61 is: 2,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.39 : 4,405.40 = 1,814.61 : x
  2. Step 2: Convert to fraction form
    2,944.39/4,405.40 = 1,814.61/x
  3. Step 3: Cross multiply
    2,944.39x = 4,405.40 × 1,814.61
  4. Step 4: Simplify right side
    2,944.39x = 7,994,073.82
  5. Step 5: Solve for x
    x = 7,994,073.82/2,944.39
  6. Step 6: Final answer
    x = 2,715.02

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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.