Home / 7,901.72-11,853.25-2,058.32

Finding the Fourth Proportional to 7,901.72, 11,853.25 and 2,058.32

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Solution

The fourth proportional to 7,901.72, 11,853.25 and 2,058.32 is: 3,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.72 : 11,853.25 = 2,058.32 : x
  2. Step 2: Convert to fraction form
    7,901.72/11,853.25 = 2,058.32/x
  3. Step 3: Cross multiply
    7,901.72x = 11,853.25 × 2,058.32
  4. Step 4: Simplify right side
    7,901.72x = 24,397,722.27
  5. Step 5: Solve for x
    x = 24,397,722.27/7,901.72
  6. Step 6: Final answer
    x = 3,087.65

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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.