Home / 4,986.53-6,881.19-2,748.36

Finding the Fourth Proportional to 4,986.53, 6,881.19 and 2,748.36

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Solution

The fourth proportional to 4,986.53, 6,881.19 and 2,748.36 is: 3,792.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.53 : 6,881.19 = 2,748.36 : x
  2. Step 2: Convert to fraction form
    4,986.53/6,881.19 = 2,748.36/x
  3. Step 3: Cross multiply
    4,986.53x = 6,881.19 × 2,748.36
  4. Step 4: Simplify right side
    4,986.53x = 18,911,978.15
  5. Step 5: Solve for x
    x = 18,911,978.15/4,986.53
  6. Step 6: Final answer
    x = 3,792.61

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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.