Home / 5,497.06-8,245.73-1,987.37

Finding the Fourth Proportional to 5,497.06, 8,245.73 and 1,987.37

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Solution

The fourth proportional to 5,497.06, 8,245.73 and 1,987.37 is: 2,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.06 : 8,245.73 = 1,987.37 : x
  2. Step 2: Convert to fraction form
    5,497.06/8,245.73 = 1,987.37/x
  3. Step 3: Cross multiply
    5,497.06x = 8,245.73 × 1,987.37
  4. Step 4: Simplify right side
    5,497.06x = 16,387,316.43
  5. Step 5: Solve for x
    x = 16,387,316.43/5,497.06
  6. Step 6: Final answer
    x = 2,981.11

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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.