Home / 4,721.09-7,081.63-2,248.41

Finding the Fourth Proportional to 4,721.09, 7,081.63 and 2,248.41

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Solution

The fourth proportional to 4,721.09, 7,081.63 and 2,248.41 is: 3,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.09 : 7,081.63 = 2,248.41 : x
  2. Step 2: Convert to fraction form
    4,721.09/7,081.63 = 2,248.41/x
  3. Step 3: Cross multiply
    4,721.09x = 7,081.63 × 2,248.41
  4. Step 4: Simplify right side
    4,721.09x = 15,922,378.76
  5. Step 5: Solve for x
    x = 15,922,378.76/4,721.09
  6. Step 6: Final answer
    x = 3,372.61

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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.