Home / 4,986.27-6,881.01-2,748.09

Finding the Fourth Proportional to 4,986.27, 6,881.01 and 2,748.09

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Solution

The fourth proportional to 4,986.27, 6,881.01 and 2,748.09 is: 3,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.27 : 6,881.01 = 2,748.09 : x
  2. Step 2: Convert to fraction form
    4,986.27/6,881.01 = 2,748.09/x
  3. Step 3: Cross multiply
    4,986.27x = 6,881.01 × 2,748.09
  4. Step 4: Simplify right side
    4,986.27x = 18,909,634.77
  5. Step 5: Solve for x
    x = 18,909,634.77/4,986.27
  6. Step 6: Final answer
    x = 3,792.34

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1.5x scale

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.