Home / 1,197.30-1,791.24-1,058.76

Finding the Fourth Proportional to 1,197.30, 1,791.24 and 1,058.76

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Solution

The fourth proportional to 1,197.30, 1,791.24 and 1,058.76 is: 1,583.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.30 : 1,791.24 = 1,058.76 : x
  2. Step 2: Convert to fraction form
    1,197.30/1,791.24 = 1,058.76/x
  3. Step 3: Cross multiply
    1,197.30x = 1,791.24 × 1,058.76
  4. Step 4: Simplify right side
    1,197.30x = 1,896,493.26
  5. Step 5: Solve for x
    x = 1,896,493.26/1,197.30
  6. Step 6: Final answer
    x = 1,583.97

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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.