Home / 4,739.45-7,106.13-1,968.03

Finding the Fourth Proportional to 4,739.45, 7,106.13 and 1,968.03

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Solution

The fourth proportional to 4,739.45, 7,106.13 and 1,968.03 is: 2,950.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.45 : 7,106.13 = 1,968.03 : x
  2. Step 2: Convert to fraction form
    4,739.45/7,106.13 = 1,968.03/x
  3. Step 3: Cross multiply
    4,739.45x = 7,106.13 × 1,968.03
  4. Step 4: Simplify right side
    4,739.45x = 13,985,067.18
  5. Step 5: Solve for x
    x = 13,985,067.18/4,739.45
  6. Step 6: Final answer
    x = 2,950.78

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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.