Home / 3,586.88-4,950.78-2,539.28

Finding the Fourth Proportional to 3,586.88, 4,950.78 and 2,539.28

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Solution

The fourth proportional to 3,586.88, 4,950.78 and 2,539.28 is: 3,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.88 : 4,950.78 = 2,539.28 : x
  2. Step 2: Convert to fraction form
    3,586.88/4,950.78 = 2,539.28/x
  3. Step 3: Cross multiply
    3,586.88x = 4,950.78 × 2,539.28
  4. Step 4: Simplify right side
    3,586.88x = 12,571,416.64
  5. Step 5: Solve for x
    x = 12,571,416.64/3,586.88
  6. Step 6: Final answer
    x = 3,504.83

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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.