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Finding the Fourth Proportional to 9,993.54, 13,792.44 and 5,801.79

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Solution

The fourth proportional to 9,993.54, 13,792.44 and 5,801.79 is: 8,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.54 : 13,792.44 = 5,801.79 : x
  2. Step 2: Convert to fraction form
    9,993.54/13,792.44 = 5,801.79/x
  3. Step 3: Cross multiply
    9,993.54x = 13,792.44 × 5,801.79
  4. Step 4: Simplify right side
    9,993.54x = 80,020,840.47
  5. Step 5: Solve for x
    x = 80,020,840.47/9,993.54
  6. Step 6: Final answer
    x = 8,007.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.