Home / 1,889.43-2,830.91-1,524.39

Finding the Fourth Proportional to 1,889.43, 2,830.91 and 1,524.39

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Solution

The fourth proportional to 1,889.43, 2,830.91 and 1,524.39 is: 2,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.43 : 2,830.91 = 1,524.39 : x
  2. Step 2: Convert to fraction form
    1,889.43/2,830.91 = 1,524.39/x
  3. Step 3: Cross multiply
    1,889.43x = 2,830.91 × 1,524.39
  4. Step 4: Simplify right side
    1,889.43x = 4,315,403.27
  5. Step 5: Solve for x
    x = 4,315,403.27/1,889.43
  6. Step 6: Final answer
    x = 2,283.97

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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.