Home / 3,378.79-4,663.33-2,016.14

Finding the Fourth Proportional to 3,378.79, 4,663.33 and 2,016.14

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Solution

The fourth proportional to 3,378.79, 4,663.33 and 2,016.14 is: 2,782.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.79 : 4,663.33 = 2,016.14 : x
  2. Step 2: Convert to fraction form
    3,378.79/4,663.33 = 2,016.14/x
  3. Step 3: Cross multiply
    3,378.79x = 4,663.33 × 2,016.14
  4. Step 4: Simplify right side
    3,378.79x = 9,401,926.15
  5. Step 5: Solve for x
    x = 9,401,926.15/3,378.79
  6. Step 6: Final answer
    x = 2,782.64

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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.