Home / 9,123.05-13,682.61-2,883.54

Finding the Fourth Proportional to 9,123.05, 13,682.61 and 2,883.54

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Solution

The fourth proportional to 9,123.05, 13,682.61 and 2,883.54 is: 4,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,123.05 : 13,682.61 = 2,883.54 : x
  2. Step 2: Convert to fraction form
    9,123.05/13,682.61 = 2,883.54/x
  3. Step 3: Cross multiply
    9,123.05x = 13,682.61 × 2,883.54
  4. Step 4: Simplify right side
    9,123.05x = 39,454,353.24
  5. Step 5: Solve for x
    x = 39,454,353.24/9,123.05
  6. Step 6: Final answer
    x = 4,324.69

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1.5x scale

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.