Home / 9,183.10-12,672.60-5,204.98

Finding the Fourth Proportional to 9,183.10, 12,672.60 and 5,204.98

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Solution

The fourth proportional to 9,183.10, 12,672.60 and 5,204.98 is: 7,182.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.10 : 12,672.60 = 5,204.98 : x
  2. Step 2: Convert to fraction form
    9,183.10/12,672.60 = 5,204.98/x
  3. Step 3: Cross multiply
    9,183.10x = 12,672.60 × 5,204.98
  4. Step 4: Simplify right side
    9,183.10x = 65,960,629.55
  5. Step 5: Solve for x
    x = 65,960,629.55/9,183.10
  6. Step 6: Final answer
    x = 7,182.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.