Home / 3,559.58-4,912.49-2,619.67

Finding the Fourth Proportional to 3,559.58, 4,912.49 and 2,619.67

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Solution

The fourth proportional to 3,559.58, 4,912.49 and 2,619.67 is: 3,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.58 : 4,912.49 = 2,619.67 : x
  2. Step 2: Convert to fraction form
    3,559.58/4,912.49 = 2,619.67/x
  3. Step 3: Cross multiply
    3,559.58x = 4,912.49 × 2,619.67
  4. Step 4: Simplify right side
    3,559.58x = 12,869,089.58
  5. Step 5: Solve for x
    x = 12,869,089.58/3,559.58
  6. Step 6: Final answer
    x = 3,615.34

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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.