Home / 6,663.74-9,992.57-2,280.02

Finding the Fourth Proportional to 6,663.74, 9,992.57 and 2,280.02

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Solution

The fourth proportional to 6,663.74, 9,992.57 and 2,280.02 is: 3,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.74 : 9,992.57 = 2,280.02 : x
  2. Step 2: Convert to fraction form
    6,663.74/9,992.57 = 2,280.02/x
  3. Step 3: Cross multiply
    6,663.74x = 9,992.57 × 2,280.02
  4. Step 4: Simplify right side
    6,663.74x = 22,783,198.09
  5. Step 5: Solve for x
    x = 22,783,198.09/6,663.74
  6. Step 6: Final answer
    x = 3,418.98

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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.