Home / 8,764.37-13,142.30-4,083.28

Finding the Fourth Proportional to 8,764.37, 13,142.30 and 4,083.28

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Solution

The fourth proportional to 8,764.37, 13,142.30 and 4,083.28 is: 6,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.37 : 13,142.30 = 4,083.28 : x
  2. Step 2: Convert to fraction form
    8,764.37/13,142.30 = 4,083.28/x
  3. Step 3: Cross multiply
    8,764.37x = 13,142.30 × 4,083.28
  4. Step 4: Simplify right side
    8,764.37x = 53,663,690.74
  5. Step 5: Solve for x
    x = 53,663,690.74/8,764.37
  6. Step 6: Final answer
    x = 6,122.94

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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.