Home / 3,060.21-4,589.19-1,058.40

Finding the Fourth Proportional to 3,060.21, 4,589.19 and 1,058.40

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Solution

The fourth proportional to 3,060.21, 4,589.19 and 1,058.40 is: 1,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.21 : 4,589.19 = 1,058.40 : x
  2. Step 2: Convert to fraction form
    3,060.21/4,589.19 = 1,058.40/x
  3. Step 3: Cross multiply
    3,060.21x = 4,589.19 × 1,058.40
  4. Step 4: Simplify right side
    3,060.21x = 4,857,198.70
  5. Step 5: Solve for x
    x = 4,857,198.70/3,060.21
  6. Step 6: Final answer
    x = 1,587.21

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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.