Home / 11,323.23-16,979.42-4,202.58

Finding the Fourth Proportional to 11,323.23, 16,979.42 and 4,202.58

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Solution

The fourth proportional to 11,323.23, 16,979.42 and 4,202.58 is: 6,301.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.23 : 16,979.42 = 4,202.58 : x
  2. Step 2: Convert to fraction form
    11,323.23/16,979.42 = 4,202.58/x
  3. Step 3: Cross multiply
    11,323.23x = 16,979.42 × 4,202.58
  4. Step 4: Simplify right side
    11,323.23x = 71,357,349.89
  5. Step 5: Solve for x
    x = 71,357,349.89/11,323.23
  6. Step 6: Final answer
    x = 6,301.85

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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.