Home / 9,840.96-14,750.25-3,912.36

Finding the Fourth Proportional to 9,840.96, 14,750.25 and 3,912.36

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Solution

The fourth proportional to 9,840.96, 14,750.25 and 3,912.36 is: 5,864.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840.96 : 14,750.25 = 3,912.36 : x
  2. Step 2: Convert to fraction form
    9,840.96/14,750.25 = 3,912.36/x
  3. Step 3: Cross multiply
    9,840.96x = 14,750.25 × 3,912.36
  4. Step 4: Simplify right side
    9,840.96x = 57,708,288.09
  5. Step 5: Solve for x
    x = 57,708,288.09/9,840.96
  6. Step 6: Final answer
    x = 5,864.09

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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.