Home / 10,946.78-16,382.82-9,193.58

Finding the Fourth Proportional to 10,946.78, 16,382.82 and 9,193.58

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Solution

The fourth proportional to 10,946.78, 16,382.82 and 9,193.58 is: 13,759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.78 : 16,382.82 = 9,193.58 : x
  2. Step 2: Convert to fraction form
    10,946.78/16,382.82 = 9,193.58/x
  3. Step 3: Cross multiply
    10,946.78x = 16,382.82 × 9,193.58
  4. Step 4: Simplify right side
    10,946.78x = 150,616,766.30
  5. Step 5: Solve for x
    x = 150,616,766.30/10,946.78
  6. Step 6: Final answer
    x = 13,759.00

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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.