Home / 9,905.33-14,847.66-5,230.61

Finding the Fourth Proportional to 9,905.33, 14,847.66 and 5,230.61

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Solution

The fourth proportional to 9,905.33, 14,847.66 and 5,230.61 is: 7,840.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.33 : 14,847.66 = 5,230.61 : x
  2. Step 2: Convert to fraction form
    9,905.33/14,847.66 = 5,230.61/x
  3. Step 3: Cross multiply
    9,905.33x = 14,847.66 × 5,230.61
  4. Step 4: Simplify right side
    9,905.33x = 77,662,292.72
  5. Step 5: Solve for x
    x = 77,662,292.72/9,905.33
  6. Step 6: Final answer
    x = 7,840.46

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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.