Home / 2,392.27-3,588.43-986.37

Finding the Fourth Proportional to 2,392.27, 3,588.43 and 986.37

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Solution

The fourth proportional to 2,392.27, 3,588.43 and 986.37 is: 1,479.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.27 : 3,588.43 = 986.37 : x
  2. Step 2: Convert to fraction form
    2,392.27/3,588.43 = 986.37/x
  3. Step 3: Cross multiply
    2,392.27x = 3,588.43 × 986.37
  4. Step 4: Simplify right side
    2,392.27x = 3,539,519.70
  5. Step 5: Solve for x
    x = 3,539,519.70/2,392.27
  6. Step 6: Final answer
    x = 1,479.57

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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.