Home / 10,842.44-16,246.70-8,383.32

Finding the Fourth Proportional to 10,842.44, 16,246.70 and 8,383.32

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Solution

The fourth proportional to 10,842.44, 16,246.70 and 8,383.32 is: 12,561.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842.44 : 16,246.70 = 8,383.32 : x
  2. Step 2: Convert to fraction form
    10,842.44/16,246.70 = 8,383.32/x
  3. Step 3: Cross multiply
    10,842.44x = 16,246.70 × 8,383.32
  4. Step 4: Simplify right side
    10,842.44x = 136,201,285.04
  5. Step 5: Solve for x
    x = 136,201,285.04/10,842.44
  6. Step 6: Final answer
    x = 12,561.87

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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.