Home / 5,180.58-7,764.09-2,058.93

Finding the Fourth Proportional to 5,180.58, 7,764.09 and 2,058.93

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Solution

The fourth proportional to 5,180.58, 7,764.09 and 2,058.93 is: 3,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.58 : 7,764.09 = 2,058.93 : x
  2. Step 2: Convert to fraction form
    5,180.58/7,764.09 = 2,058.93/x
  3. Step 3: Cross multiply
    5,180.58x = 7,764.09 × 2,058.93
  4. Step 4: Simplify right side
    5,180.58x = 15,985,717.82
  5. Step 5: Solve for x
    x = 15,985,717.82/5,180.58
  6. Step 6: Final answer
    x = 3,085.70

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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.