Home / 5,389.24-8,083.80-1,493.50

Finding the Fourth Proportional to 5,389.24, 8,083.80 and 1,493.50

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Solution

The fourth proportional to 5,389.24, 8,083.80 and 1,493.50 is: 2,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.24 : 8,083.80 = 1,493.50 : x
  2. Step 2: Convert to fraction form
    5,389.24/8,083.80 = 1,493.50/x
  3. Step 3: Cross multiply
    5,389.24x = 8,083.80 × 1,493.50
  4. Step 4: Simplify right side
    5,389.24x = 12,073,155.30
  5. Step 5: Solve for x
    x = 12,073,155.30/5,389.24
  6. Step 6: Final answer
    x = 2,240.23

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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.