Home / 11,850.46-16,356.80-6,815.23

Finding the Fourth Proportional to 11,850.46, 16,356.80 and 6,815.23

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Solution

The fourth proportional to 11,850.46, 16,356.80 and 6,815.23 is: 9,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.46 : 16,356.80 = 6,815.23 : x
  2. Step 2: Convert to fraction form
    11,850.46/16,356.80 = 6,815.23/x
  3. Step 3: Cross multiply
    11,850.46x = 16,356.80 × 6,815.23
  4. Step 4: Simplify right side
    11,850.46x = 111,475,354.06
  5. Step 5: Solve for x
    x = 111,475,354.06/11,850.46
  6. Step 6: Final answer
    x = 9,406.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.