Home / 4,389.26-6,583.82-1,311.26

Finding the Fourth Proportional to 4,389.26, 6,583.82 and 1,311.26

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Solution

The fourth proportional to 4,389.26, 6,583.82 and 1,311.26 is: 1,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.26 : 6,583.82 = 1,311.26 : x
  2. Step 2: Convert to fraction form
    4,389.26/6,583.82 = 1,311.26/x
  3. Step 3: Cross multiply
    4,389.26x = 6,583.82 × 1,311.26
  4. Step 4: Simplify right side
    4,389.26x = 8,633,060.34
  5. Step 5: Solve for x
    x = 8,633,060.34/4,389.26
  6. Step 6: Final answer
    x = 1,966.86

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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.