Home / 11,258.23-16,884.78-4,238.99

Finding the Fourth Proportional to 11,258.23, 16,884.78 and 4,238.99

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Solution

The fourth proportional to 11,258.23, 16,884.78 and 4,238.99 is: 6,357.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.23 : 16,884.78 = 4,238.99 : x
  2. Step 2: Convert to fraction form
    11,258.23/16,884.78 = 4,238.99/x
  3. Step 3: Cross multiply
    11,258.23x = 16,884.78 × 4,238.99
  4. Step 4: Simplify right side
    11,258.23x = 71,574,329.15
  5. Step 5: Solve for x
    x = 71,574,329.15/11,258.23
  6. Step 6: Final answer
    x = 6,357.51

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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.