Home / 1,930.29-2,895.43-1,355.73

Finding the Fourth Proportional to 1,930.29, 2,895.43 and 1,355.73

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Solution

The fourth proportional to 1,930.29, 2,895.43 and 1,355.73 is: 2,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.29 : 2,895.43 = 1,355.73 : x
  2. Step 2: Convert to fraction form
    1,930.29/2,895.43 = 1,355.73/x
  3. Step 3: Cross multiply
    1,930.29x = 2,895.43 × 1,355.73
  4. Step 4: Simplify right side
    1,930.29x = 3,925,406.84
  5. Step 5: Solve for x
    x = 3,925,406.84/1,930.29
  6. Step 6: Final answer
    x = 2,033.59

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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.