Home / 7,964.89-11,949.02-2,699.64

Finding the Fourth Proportional to 7,964.89, 11,949.02 and 2,699.64

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Solution

The fourth proportional to 7,964.89, 11,949.02 and 2,699.64 is: 4,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.89 : 11,949.02 = 2,699.64 : x
  2. Step 2: Convert to fraction form
    7,964.89/11,949.02 = 2,699.64/x
  3. Step 3: Cross multiply
    7,964.89x = 11,949.02 × 2,699.64
  4. Step 4: Simplify right side
    7,964.89x = 32,258,052.35
  5. Step 5: Solve for x
    x = 32,258,052.35/7,964.89
  6. Step 6: Final answer
    x = 4,050.03

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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.