Home / 4,917.78-7,362.09-2,964.06

Finding the Fourth Proportional to 4,917.78, 7,362.09 and 2,964.06

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Solution

The fourth proportional to 4,917.78, 7,362.09 and 2,964.06 is: 4,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.78 : 7,362.09 = 2,964.06 : x
  2. Step 2: Convert to fraction form
    4,917.78/7,362.09 = 2,964.06/x
  3. Step 3: Cross multiply
    4,917.78x = 7,362.09 × 2,964.06
  4. Step 4: Simplify right side
    4,917.78x = 21,821,676.49
  5. Step 5: Solve for x
    x = 21,821,676.49/4,917.78
  6. Step 6: Final answer
    x = 4,437.30

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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.