Home / 5,399.12-8,099.13-1,503.53

Finding the Fourth Proportional to 5,399.12, 8,099.13 and 1,503.53

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Solution

The fourth proportional to 5,399.12, 8,099.13 and 1,503.53 is: 2,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.12 : 8,099.13 = 1,503.53 : x
  2. Step 2: Convert to fraction form
    5,399.12/8,099.13 = 1,503.53/x
  3. Step 3: Cross multiply
    5,399.12x = 8,099.13 × 1,503.53
  4. Step 4: Simplify right side
    5,399.12x = 12,177,244.43
  5. Step 5: Solve for x
    x = 12,177,244.43/5,399.12
  6. Step 6: Final answer
    x = 2,255.41

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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.