Home / 4,987.03-6,881.83-2,748.46

Finding the Fourth Proportional to 4,987.03, 6,881.83 and 2,748.46

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Solution

The fourth proportional to 4,987.03, 6,881.83 and 2,748.46 is: 3,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.03 : 6,881.83 = 2,748.46 : x
  2. Step 2: Convert to fraction form
    4,987.03/6,881.83 = 2,748.46/x
  3. Step 3: Cross multiply
    4,987.03x = 6,881.83 × 2,748.46
  4. Step 4: Simplify right side
    4,987.03x = 18,914,386.33
  5. Step 5: Solve for x
    x = 18,914,386.33/4,987.03
  6. Step 6: Final answer
    x = 3,792.72

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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.