Home / 5,058.88-7,589.38-2,137.20

Finding the Fourth Proportional to 5,058.88, 7,589.38 and 2,137.20

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Solution

The fourth proportional to 5,058.88, 7,589.38 and 2,137.20 is: 3,206.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.88 : 7,589.38 = 2,137.20 : x
  2. Step 2: Convert to fraction form
    5,058.88/7,589.38 = 2,137.20/x
  3. Step 3: Cross multiply
    5,058.88x = 7,589.38 × 2,137.20
  4. Step 4: Simplify right side
    5,058.88x = 16,220,022.94
  5. Step 5: Solve for x
    x = 16,220,022.94/5,058.88
  6. Step 6: Final answer
    x = 3,206.25

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1.5x scale

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.