Home / 3,869.16-5,803.97-1,058.42

Finding the Fourth Proportional to 3,869.16, 5,803.97 and 1,058.42

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Solution

The fourth proportional to 3,869.16, 5,803.97 and 1,058.42 is: 1,587.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869.16 : 5,803.97 = 1,058.42 : x
  2. Step 2: Convert to fraction form
    3,869.16/5,803.97 = 1,058.42/x
  3. Step 3: Cross multiply
    3,869.16x = 5,803.97 × 1,058.42
  4. Step 4: Simplify right side
    3,869.16x = 6,143,003.62
  5. Step 5: Solve for x
    x = 6,143,003.62/3,869.16
  6. Step 6: Final answer
    x = 1,587.68

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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.