Home / 2,073.98-3,106.00-1,193.81

Finding the Fourth Proportional to 2,073.98, 3,106.00 and 1,193.81

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Solution

The fourth proportional to 2,073.98, 3,106.00 and 1,193.81 is: 1,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.98 : 3,106.00 = 1,193.81 : x
  2. Step 2: Convert to fraction form
    2,073.98/3,106.00 = 1,193.81/x
  3. Step 3: Cross multiply
    2,073.98x = 3,106.00 × 1,193.81
  4. Step 4: Simplify right side
    2,073.98x = 3,707,978.64
  5. Step 5: Solve for x
    x = 3,707,978.64/2,073.98
  6. Step 6: Final answer
    x = 1,787.85

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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.