Home / 3,828.06-5,746.14-1,881.63

Finding the Fourth Proportional to 3,828.06, 5,746.14 and 1,881.63

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Solution

The fourth proportional to 3,828.06, 5,746.14 and 1,881.63 is: 2,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.06 : 5,746.14 = 1,881.63 : x
  2. Step 2: Convert to fraction form
    3,828.06/5,746.14 = 1,881.63/x
  3. Step 3: Cross multiply
    3,828.06x = 5,746.14 × 1,881.63
  4. Step 4: Simplify right side
    3,828.06x = 10,812,109.41
  5. Step 5: Solve for x
    x = 10,812,109.41/3,828.06
  6. Step 6: Final answer
    x = 2,824.44

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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.