Home / 2,193.95-3,027.23-1,309.84

Finding the Fourth Proportional to 2,193.95, 3,027.23 and 1,309.84

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Solution

The fourth proportional to 2,193.95, 3,027.23 and 1,309.84 is: 1,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.95 : 3,027.23 = 1,309.84 : x
  2. Step 2: Convert to fraction form
    2,193.95/3,027.23 = 1,309.84/x
  3. Step 3: Cross multiply
    2,193.95x = 3,027.23 × 1,309.84
  4. Step 4: Simplify right side
    2,193.95x = 3,965,186.94
  5. Step 5: Solve for x
    x = 3,965,186.94/2,193.95
  6. Step 6: Final answer
    x = 1,807.33

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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.