Home / 7,374.37-11,059.70-2,109.41

Finding the Fourth Proportional to 7,374.37, 11,059.70 and 2,109.41

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Solution

The fourth proportional to 7,374.37, 11,059.70 and 2,109.41 is: 3,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.37 : 11,059.70 = 2,109.41 : x
  2. Step 2: Convert to fraction form
    7,374.37/11,059.70 = 2,109.41/x
  3. Step 3: Cross multiply
    7,374.37x = 11,059.70 × 2,109.41
  4. Step 4: Simplify right side
    7,374.37x = 23,329,441.78
  5. Step 5: Solve for x
    x = 23,329,441.78/7,374.37
  6. Step 6: Final answer
    x = 3,163.58

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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.