Home / 3,924.78-5,889.47-1,461.35

Finding the Fourth Proportional to 3,924.78, 5,889.47 and 1,461.35

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Solution

The fourth proportional to 3,924.78, 5,889.47 and 1,461.35 is: 2,192.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.78 : 5,889.47 = 1,461.35 : x
  2. Step 2: Convert to fraction form
    3,924.78/5,889.47 = 1,461.35/x
  3. Step 3: Cross multiply
    3,924.78x = 5,889.47 × 1,461.35
  4. Step 4: Simplify right side
    3,924.78x = 8,606,540.23
  5. Step 5: Solve for x
    x = 8,606,540.23/3,924.78
  6. Step 6: Final answer
    x = 2,192.87

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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.