Home / 1,894.32-2,614.08-1,369.44

Finding the Fourth Proportional to 1,894.32, 2,614.08 and 1,369.44

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Solution

The fourth proportional to 1,894.32, 2,614.08 and 1,369.44 is: 1,889.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.32 : 2,614.08 = 1,369.44 : x
  2. Step 2: Convert to fraction form
    1,894.32/2,614.08 = 1,369.44/x
  3. Step 3: Cross multiply
    1,894.32x = 2,614.08 × 1,369.44
  4. Step 4: Simplify right side
    1,894.32x = 3,579,825.72
  5. Step 5: Solve for x
    x = 3,579,825.72/1,894.32
  6. Step 6: Final answer
    x = 1,889.77

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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.