Home / 1,476.73-2,038.11-1,122.07

Finding the Fourth Proportional to 1,476.73, 2,038.11 and 1,122.07

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Solution

The fourth proportional to 1,476.73, 2,038.11 and 1,122.07 is: 1,548.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.73 : 2,038.11 = 1,122.07 : x
  2. Step 2: Convert to fraction form
    1,476.73/2,038.11 = 1,122.07/x
  3. Step 3: Cross multiply
    1,476.73x = 2,038.11 × 1,122.07
  4. Step 4: Simplify right side
    1,476.73x = 2,286,910.56
  5. Step 5: Solve for x
    x = 2,286,910.56/1,476.73
  6. Step 6: Final answer
    x = 1,548.63

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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.