Home / 9,399.11-14,099.88-3,156.44

Finding the Fourth Proportional to 9,399.11, 14,099.88 and 3,156.44

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Solution

The fourth proportional to 9,399.11, 14,099.88 and 3,156.44 is: 4,735.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.11 : 14,099.88 = 3,156.44 : x
  2. Step 2: Convert to fraction form
    9,399.11/14,099.88 = 3,156.44/x
  3. Step 3: Cross multiply
    9,399.11x = 14,099.88 × 3,156.44
  4. Step 4: Simplify right side
    9,399.11x = 44,505,425.23
  5. Step 5: Solve for x
    x = 44,505,425.23/9,399.11
  6. Step 6: Final answer
    x = 4,735.07

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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.