Home / 11,484.28-17,222.10-6,805.32

Finding the Fourth Proportional to 11,484.28, 17,222.10 and 6,805.32

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Solution

The fourth proportional to 11,484.28, 17,222.10 and 6,805.32 is: 10,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.28 : 17,222.10 = 6,805.32 : x
  2. Step 2: Convert to fraction form
    11,484.28/17,222.10 = 6,805.32/x
  3. Step 3: Cross multiply
    11,484.28x = 17,222.10 × 6,805.32
  4. Step 4: Simplify right side
    11,484.28x = 117,201,901.57
  5. Step 5: Solve for x
    x = 117,201,901.57/11,484.28
  6. Step 6: Final answer
    x = 10,205.42

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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.