Home / 4,081.84-5,629.02-2,590

Finding the Fourth Proportional to 4,081.84, 5,629.02 and 2,590

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Solution

The fourth proportional to 4,081.84, 5,629.02 and 2,590 is: 3,571.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.84 : 5,629.02 = 2,590 : x
  2. Step 2: Convert to fraction form
    4,081.84/5,629.02 = 2,590/x
  3. Step 3: Cross multiply
    4,081.84x = 5,629.02 × 2,590
  4. Step 4: Simplify right side
    4,081.84x = 14,579,161.80
  5. Step 5: Solve for x
    x = 14,579,161.80/4,081.84
  6. Step 6: Final answer
    x = 3,571.71

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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.