Home / 11,828.34-16,321.86-6,522.84

Finding the Fourth Proportional to 11,828.34, 16,321.86 and 6,522.84

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Solution

The fourth proportional to 11,828.34, 16,321.86 and 6,522.84 is: 9,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.34 : 16,321.86 = 6,522.84 : x
  2. Step 2: Convert to fraction form
    11,828.34/16,321.86 = 6,522.84/x
  3. Step 3: Cross multiply
    11,828.34x = 16,321.86 × 6,522.84
  4. Step 4: Simplify right side
    11,828.34x = 106,464,881.28
  5. Step 5: Solve for x
    x = 106,464,881.28/11,828.34
  6. Step 6: Final answer
    x = 9,000.83

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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.