Home / 9,438.92-14,158.22-3,198.87

Finding the Fourth Proportional to 9,438.92, 14,158.22 and 3,198.87

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Solution

The fourth proportional to 9,438.92, 14,158.22 and 3,198.87 is: 4,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.92 : 14,158.22 = 3,198.87 : x
  2. Step 2: Convert to fraction form
    9,438.92/14,158.22 = 3,198.87/x
  3. Step 3: Cross multiply
    9,438.92x = 14,158.22 × 3,198.87
  4. Step 4: Simplify right side
    9,438.92x = 45,290,289.22
  5. Step 5: Solve for x
    x = 45,290,289.22/9,438.92
  6. Step 6: Final answer
    x = 4,798.25

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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.