Home / 3,426.45-4,727.16-1,933.98

Finding the Fourth Proportional to 3,426.45, 4,727.16 and 1,933.98

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Solution

The fourth proportional to 3,426.45, 4,727.16 and 1,933.98 is: 2,668.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.45 : 4,727.16 = 1,933.98 : x
  2. Step 2: Convert to fraction form
    3,426.45/4,727.16 = 1,933.98/x
  3. Step 3: Cross multiply
    3,426.45x = 4,727.16 × 1,933.98
  4. Step 4: Simplify right side
    3,426.45x = 9,142,232.90
  5. Step 5: Solve for x
    x = 9,142,232.90/3,426.45
  6. Step 6: Final answer
    x = 2,668.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.