Home / 4,986.23-6,881.45-2,748.42

Finding the Fourth Proportional to 4,986.23, 6,881.45 and 2,748.42

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Solution

The fourth proportional to 4,986.23, 6,881.45 and 2,748.42 is: 3,793.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.23 : 6,881.45 = 2,748.42 : x
  2. Step 2: Convert to fraction form
    4,986.23/6,881.45 = 2,748.42/x
  3. Step 3: Cross multiply
    4,986.23x = 6,881.45 × 2,748.42
  4. Step 4: Simplify right side
    4,986.23x = 18,913,101.07
  5. Step 5: Solve for x
    x = 18,913,101.07/4,986.23
  6. Step 6: Final answer
    x = 3,793.07

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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.