Home / 7,183.27-9,913.76-4,038.85

Finding the Fourth Proportional to 7,183.27, 9,913.76 and 4,038.85

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Solution

The fourth proportional to 7,183.27, 9,913.76 and 4,038.85 is: 5,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.27 : 9,913.76 = 4,038.85 : x
  2. Step 2: Convert to fraction form
    7,183.27/9,913.76 = 4,038.85/x
  3. Step 3: Cross multiply
    7,183.27x = 9,913.76 × 4,038.85
  4. Step 4: Simplify right side
    7,183.27x = 40,040,189.58
  5. Step 5: Solve for x
    x = 40,040,189.58/7,183.27
  6. Step 6: Final answer
    x = 5,574.09

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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.