Home / 4,640.22-6,955.47-2,176.61

Finding the Fourth Proportional to 4,640.22, 6,955.47 and 2,176.61

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Solution

The fourth proportional to 4,640.22, 6,955.47 and 2,176.61 is: 3,262.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.22 : 6,955.47 = 2,176.61 : x
  2. Step 2: Convert to fraction form
    4,640.22/6,955.47 = 2,176.61/x
  3. Step 3: Cross multiply
    4,640.22x = 6,955.47 × 2,176.61
  4. Step 4: Simplify right side
    4,640.22x = 15,139,310.78
  5. Step 5: Solve for x
    x = 15,139,310.78/4,640.22
  6. Step 6: Final answer
    x = 3,262.63

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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.