Home / 4,844.55-6,686.75-2,856.43

Finding the Fourth Proportional to 4,844.55, 6,686.75 and 2,856.43

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Solution

The fourth proportional to 4,844.55, 6,686.75 and 2,856.43 is: 3,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,844.55 : 6,686.75 = 2,856.43 : x
  2. Step 2: Convert to fraction form
    4,844.55/6,686.75 = 2,856.43/x
  3. Step 3: Cross multiply
    4,844.55x = 6,686.75 × 2,856.43
  4. Step 4: Simplify right side
    4,844.55x = 19,100,220.59
  5. Step 5: Solve for x
    x = 19,100,220.59/4,844.55
  6. Step 6: Final answer
    x = 3,942.62

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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.