Home / 4,644.47-6,408.94-2,755.72

Finding the Fourth Proportional to 4,644.47, 6,408.94 and 2,755.72

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Solution

The fourth proportional to 4,644.47, 6,408.94 and 2,755.72 is: 3,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.47 : 6,408.94 = 2,755.72 : x
  2. Step 2: Convert to fraction form
    4,644.47/6,408.94 = 2,755.72/x
  3. Step 3: Cross multiply
    4,644.47x = 6,408.94 × 2,755.72
  4. Step 4: Simplify right side
    4,644.47x = 17,661,253.27
  5. Step 5: Solve for x
    x = 17,661,253.27/4,644.47
  6. Step 6: Final answer
    x = 3,802.65

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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.