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Finding the Fourth Proportional to 11,601.05, 17,405.04 and 4,582.05

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Solution

The fourth proportional to 11,601.05, 17,405.04 and 4,582.05 is: 6,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,601.05 : 17,405.04 = 4,582.05 : x
  2. Step 2: Convert to fraction form
    11,601.05/17,405.04 = 4,582.05/x
  3. Step 3: Cross multiply
    11,601.05x = 17,405.04 × 4,582.05
  4. Step 4: Simplify right side
    11,601.05x = 79,750,763.53
  5. Step 5: Solve for x
    x = 79,750,763.53/11,601.05
  6. Step 6: Final answer
    x = 6,874.45

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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.