Home / 10,919.19-16,383.04-4,346.04

Finding the Fourth Proportional to 10,919.19, 16,383.04 and 4,346.04

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Solution

The fourth proportional to 10,919.19, 16,383.04 and 4,346.04 is: 6,520.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919.19 : 16,383.04 = 4,346.04 : x
  2. Step 2: Convert to fraction form
    10,919.19/16,383.04 = 4,346.04/x
  3. Step 3: Cross multiply
    10,919.19x = 16,383.04 × 4,346.04
  4. Step 4: Simplify right side
    10,919.19x = 71,201,347.16
  5. Step 5: Solve for x
    x = 71,201,347.16/10,919.19
  6. Step 6: Final answer
    x = 6,520.75

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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.