Home / 7,582.12-11,376.33-3,631.39

Finding the Fourth Proportional to 7,582.12, 11,376.33 and 3,631.39

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Solution

The fourth proportional to 7,582.12, 11,376.33 and 3,631.39 is: 5,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.12 : 11,376.33 = 3,631.39 : x
  2. Step 2: Convert to fraction form
    7,582.12/11,376.33 = 3,631.39/x
  3. Step 3: Cross multiply
    7,582.12x = 11,376.33 × 3,631.39
  4. Step 4: Simplify right side
    7,582.12x = 41,311,891.00
  5. Step 5: Solve for x
    x = 41,311,891.00/7,582.12
  6. Step 6: Final answer
    x = 5,448.59

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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.