Home / 4,739.14-7,107.18-1,964.32

Finding the Fourth Proportional to 4,739.14, 7,107.18 and 1,964.32

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Solution

The fourth proportional to 4,739.14, 7,107.18 and 1,964.32 is: 2,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.14 : 7,107.18 = 1,964.32 : x
  2. Step 2: Convert to fraction form
    4,739.14/7,107.18 = 1,964.32/x
  3. Step 3: Cross multiply
    4,739.14x = 7,107.18 × 1,964.32
  4. Step 4: Simplify right side
    4,739.14x = 13,960,750.68
  5. Step 5: Solve for x
    x = 13,960,750.68/4,739.14
  6. Step 6: Final answer
    x = 2,945.84

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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.