Home / 5,058.72-7,589.16-1,772.01

Finding the Fourth Proportional to 5,058.72, 7,589.16 and 1,772.01

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Solution

The fourth proportional to 5,058.72, 7,589.16 and 1,772.01 is: 2,658.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.72 : 7,589.16 = 1,772.01 : x
  2. Step 2: Convert to fraction form
    5,058.72/7,589.16 = 1,772.01/x
  3. Step 3: Cross multiply
    5,058.72x = 7,589.16 × 1,772.01
  4. Step 4: Simplify right side
    5,058.72x = 13,448,067.41
  5. Step 5: Solve for x
    x = 13,448,067.41/5,058.72
  6. Step 6: Final answer
    x = 2,658.39

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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.