Home / 5,389.44-8,084.31-1,493.88

Finding the Fourth Proportional to 5,389.44, 8,084.31 and 1,493.88

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Solution

The fourth proportional to 5,389.44, 8,084.31 and 1,493.88 is: 2,240.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.44 : 8,084.31 = 1,493.88 : x
  2. Step 2: Convert to fraction form
    5,389.44/8,084.31 = 1,493.88/x
  3. Step 3: Cross multiply
    5,389.44x = 8,084.31 × 1,493.88
  4. Step 4: Simplify right side
    5,389.44x = 12,076,981.55
  5. Step 5: Solve for x
    x = 12,076,981.55/5,389.44
  6. Step 6: Final answer
    x = 2,240.86

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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.