Home / 8,231.06-12,346.14-3,036.50

Finding the Fourth Proportional to 8,231.06, 12,346.14 and 3,036.50

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Solution

The fourth proportional to 8,231.06, 12,346.14 and 3,036.50 is: 4,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.06 : 12,346.14 = 3,036.50 : x
  2. Step 2: Convert to fraction form
    8,231.06/12,346.14 = 3,036.50/x
  3. Step 3: Cross multiply
    8,231.06x = 12,346.14 × 3,036.50
  4. Step 4: Simplify right side
    8,231.06x = 37,489,054.11
  5. Step 5: Solve for x
    x = 37,489,054.11/8,231.06
  6. Step 6: Final answer
    x = 4,554.58

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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.