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Finding the Fourth Proportional to 7,959.33, 11,936.97 and 4,840.16

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Solution

The fourth proportional to 7,959.33, 11,936.97 and 4,840.16 is: 7,259.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,959.33 : 11,936.97 = 4,840.16 : x
  2. Step 2: Convert to fraction form
    7,959.33/11,936.97 = 4,840.16/x
  3. Step 3: Cross multiply
    7,959.33x = 11,936.97 × 4,840.16
  4. Step 4: Simplify right side
    7,959.33x = 57,776,785.03
  5. Step 5: Solve for x
    x = 57,776,785.03/7,959.33
  6. Step 6: Final answer
    x = 7,259.00

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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.