Home / 8,001.06-12,003.48-3,618.51

Finding the Fourth Proportional to 8,001.06, 12,003.48 and 3,618.51

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Solution

The fourth proportional to 8,001.06, 12,003.48 and 3,618.51 is: 5,428.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.06 : 12,003.48 = 3,618.51 : x
  2. Step 2: Convert to fraction form
    8,001.06/12,003.48 = 3,618.51/x
  3. Step 3: Cross multiply
    8,001.06x = 12,003.48 × 3,618.51
  4. Step 4: Simplify right side
    8,001.06x = 43,434,712.41
  5. Step 5: Solve for x
    x = 43,434,712.41/8,001.06
  6. Step 6: Final answer
    x = 5,428.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.