Home / 9,822.26-14,733.40-3,978.92

Finding the Fourth Proportional to 9,822.26, 14,733.40 and 3,978.92

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Solution

The fourth proportional to 9,822.26, 14,733.40 and 3,978.92 is: 5,968.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822.26 : 14,733.40 = 3,978.92 : x
  2. Step 2: Convert to fraction form
    9,822.26/14,733.40 = 3,978.92/x
  3. Step 3: Cross multiply
    9,822.26x = 14,733.40 × 3,978.92
  4. Step 4: Simplify right side
    9,822.26x = 58,623,019.93
  5. Step 5: Solve for x
    x = 58,623,019.93/9,822.26
  6. Step 6: Final answer
    x = 5,968.38

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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.