Home / 1,922.39-2,651.96-1,656.37

Finding the Fourth Proportional to 1,922.39, 2,651.96 and 1,656.37

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Solution

The fourth proportional to 1,922.39, 2,651.96 and 1,656.37 is: 2,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.39 : 2,651.96 = 1,656.37 : x
  2. Step 2: Convert to fraction form
    1,922.39/2,651.96 = 1,656.37/x
  3. Step 3: Cross multiply
    1,922.39x = 2,651.96 × 1,656.37
  4. Step 4: Simplify right side
    1,922.39x = 4,392,626.99
  5. Step 5: Solve for x
    x = 4,392,626.99/1,922.39
  6. Step 6: Final answer
    x = 2,284.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.