Home / 1,889.29-2,606.92-1,049.99

Finding the Fourth Proportional to 1,889.29, 2,606.92 and 1,049.99

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Solution

The fourth proportional to 1,889.29, 2,606.92 and 1,049.99 is: 1,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.29 : 2,606.92 = 1,049.99 : x
  2. Step 2: Convert to fraction form
    1,889.29/2,606.92 = 1,049.99/x
  3. Step 3: Cross multiply
    1,889.29x = 2,606.92 × 1,049.99
  4. Step 4: Simplify right side
    1,889.29x = 2,737,239.36
  5. Step 5: Solve for x
    x = 2,737,239.36/1,889.29
  6. Step 6: Final answer
    x = 1,448.82

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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.