Home / 10,838.09-16,258.21-2,940.73

Finding the Fourth Proportional to 10,838.09, 16,258.21 and 2,940.73

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Solution

The fourth proportional to 10,838.09, 16,258.21 and 2,940.73 is: 4,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.09 : 16,258.21 = 2,940.73 : x
  2. Step 2: Convert to fraction form
    10,838.09/16,258.21 = 2,940.73/x
  3. Step 3: Cross multiply
    10,838.09x = 16,258.21 × 2,940.73
  4. Step 4: Simplify right side
    10,838.09x = 47,810,924.60
  5. Step 5: Solve for x
    x = 47,810,924.60/10,838.09
  6. Step 6: Final answer
    x = 4,411.38

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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.