Home / 6,623.70-9,935.53-1,693.33

Finding the Fourth Proportional to 6,623.70, 9,935.53 and 1,693.33

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Solution

The fourth proportional to 6,623.70, 9,935.53 and 1,693.33 is: 2,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.70 : 9,935.53 = 1,693.33 : x
  2. Step 2: Convert to fraction form
    6,623.70/9,935.53 = 1,693.33/x
  3. Step 3: Cross multiply
    6,623.70x = 9,935.53 × 1,693.33
  4. Step 4: Simplify right side
    6,623.70x = 16,824,131.01
  5. Step 5: Solve for x
    x = 16,824,131.01/6,623.70
  6. Step 6: Final answer
    x = 2,539.99

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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.