Home / 3,044.34-4,201.20-1,647.09

Finding the Fourth Proportional to 3,044.34, 4,201.20 and 1,647.09

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Solution

The fourth proportional to 3,044.34, 4,201.20 and 1,647.09 is: 2,272.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.34 : 4,201.20 = 1,647.09 : x
  2. Step 2: Convert to fraction form
    3,044.34/4,201.20 = 1,647.09/x
  3. Step 3: Cross multiply
    3,044.34x = 4,201.20 × 1,647.09
  4. Step 4: Simplify right side
    3,044.34x = 6,919,754.51
  5. Step 5: Solve for x
    x = 6,919,754.51/3,044.34
  6. Step 6: Final answer
    x = 2,272.99

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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.