Home / 8,058.15-12,079.94-2,862.81

Finding the Fourth Proportional to 8,058.15, 12,079.94 and 2,862.81

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Solution

The fourth proportional to 8,058.15, 12,079.94 and 2,862.81 is: 4,291.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.15 : 12,079.94 = 2,862.81 : x
  2. Step 2: Convert to fraction form
    8,058.15/12,079.94 = 2,862.81/x
  3. Step 3: Cross multiply
    8,058.15x = 12,079.94 × 2,862.81
  4. Step 4: Simplify right side
    8,058.15x = 34,582,558.72
  5. Step 5: Solve for x
    x = 34,582,558.72/8,058.15
  6. Step 6: Final answer
    x = 4,291.63

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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.