Home / 3,392.44-4,681.42-1,976.17

Finding the Fourth Proportional to 3,392.44, 4,681.42 and 1,976.17

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Solution

The fourth proportional to 3,392.44, 4,681.42 and 1,976.17 is: 2,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.44 : 4,681.42 = 1,976.17 : x
  2. Step 2: Convert to fraction form
    3,392.44/4,681.42 = 1,976.17/x
  3. Step 3: Cross multiply
    3,392.44x = 4,681.42 × 1,976.17
  4. Step 4: Simplify right side
    3,392.44x = 9,251,281.76
  5. Step 5: Solve for x
    x = 9,251,281.76/3,392.44
  6. Step 6: Final answer
    x = 2,727.03

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1.5x scale

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.