Home / 11,277.36-16,940.34-6,897.42

Finding the Fourth Proportional to 11,277.36, 16,940.34 and 6,897.42

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Solution

The fourth proportional to 11,277.36, 16,940.34 and 6,897.42 is: 10,360.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.36 : 16,940.34 = 6,897.42 : x
  2. Step 2: Convert to fraction form
    11,277.36/16,940.34 = 6,897.42/x
  3. Step 3: Cross multiply
    11,277.36x = 16,940.34 × 6,897.42
  4. Step 4: Simplify right side
    11,277.36x = 116,844,639.92
  5. Step 5: Solve for x
    x = 116,844,639.92/11,277.36
  6. Step 6: Final answer
    x = 10,360.99

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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.