Home / 1,889.24-2,607.15-1,049.95

Finding the Fourth Proportional to 1,889.24, 2,607.15 and 1,049.95

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Solution

The fourth proportional to 1,889.24, 2,607.15 and 1,049.95 is: 1,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.24 : 2,607.15 = 1,049.95 : x
  2. Step 2: Convert to fraction form
    1,889.24/2,607.15 = 1,049.95/x
  3. Step 3: Cross multiply
    1,889.24x = 2,607.15 × 1,049.95
  4. Step 4: Simplify right side
    1,889.24x = 2,737,377.14
  5. Step 5: Solve for x
    x = 2,737,377.14/1,889.24
  6. Step 6: Final answer
    x = 1,448.93

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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.