Home / 4,883.55-6,738.89-2,866.75

Finding the Fourth Proportional to 4,883.55, 6,738.89 and 2,866.75

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Solution

The fourth proportional to 4,883.55, 6,738.89 and 2,866.75 is: 3,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.55 : 6,738.89 = 2,866.75 : x
  2. Step 2: Convert to fraction form
    4,883.55/6,738.89 = 2,866.75/x
  3. Step 3: Cross multiply
    4,883.55x = 6,738.89 × 2,866.75
  4. Step 4: Simplify right side
    4,883.55x = 19,318,681.73
  5. Step 5: Solve for x
    x = 19,318,681.73/4,883.55
  6. Step 6: Final answer
    x = 3,955.87

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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.