Home / 11,730.81-17,583.42-4,329.03

Finding the Fourth Proportional to 11,730.81, 17,583.42 and 4,329.03

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Solution

The fourth proportional to 11,730.81, 17,583.42 and 4,329.03 is: 6,488.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.81 : 17,583.42 = 4,329.03 : x
  2. Step 2: Convert to fraction form
    11,730.81/17,583.42 = 4,329.03/x
  3. Step 3: Cross multiply
    11,730.81x = 17,583.42 × 4,329.03
  4. Step 4: Simplify right side
    11,730.81x = 76,119,152.68
  5. Step 5: Solve for x
    x = 76,119,152.68/11,730.81
  6. Step 6: Final answer
    x = 6,488.82

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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.