Home / 6,148.26-9,222.40-4,199.40

Finding the Fourth Proportional to 6,148.26, 9,222.40 and 4,199.40

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Solution

The fourth proportional to 6,148.26, 9,222.40 and 4,199.40 is: 6,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.26 : 9,222.40 = 4,199.40 : x
  2. Step 2: Convert to fraction form
    6,148.26/9,222.40 = 4,199.40/x
  3. Step 3: Cross multiply
    6,148.26x = 9,222.40 × 4,199.40
  4. Step 4: Simplify right side
    6,148.26x = 38,728,546.56
  5. Step 5: Solve for x
    x = 38,728,546.56/6,148.26
  6. Step 6: Final answer
    x = 6,299.11

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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.