Home / 1,237.05-1,704.99-1,132.41

Finding the Fourth Proportional to 1,237.05, 1,704.99 and 1,132.41

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Solution

The fourth proportional to 1,237.05, 1,704.99 and 1,132.41 is: 1,560.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237.05 : 1,704.99 = 1,132.41 : x
  2. Step 2: Convert to fraction form
    1,237.05/1,704.99 = 1,132.41/x
  3. Step 3: Cross multiply
    1,237.05x = 1,704.99 × 1,132.41
  4. Step 4: Simplify right side
    1,237.05x = 1,930,747.73
  5. Step 5: Solve for x
    x = 1,930,747.73/1,237.05
  6. Step 6: Final answer
    x = 1,560.77

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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.