Home / 11,559.40-17,340.60-3,765.56

Finding the Fourth Proportional to 11,559.40, 17,340.60 and 3,765.56

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Solution

The fourth proportional to 11,559.40, 17,340.60 and 3,765.56 is: 5,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.40 : 17,340.60 = 3,765.56 : x
  2. Step 2: Convert to fraction form
    11,559.40/17,340.60 = 3,765.56/x
  3. Step 3: Cross multiply
    11,559.40x = 17,340.60 × 3,765.56
  4. Step 4: Simplify right side
    11,559.40x = 65,297,069.74
  5. Step 5: Solve for x
    x = 65,297,069.74/11,559.40
  6. Step 6: Final answer
    x = 5,648.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.