Home / 6,269.16-9,405.18-3,190.44

Finding the Fourth Proportional to 6,269.16, 9,405.18 and 3,190.44

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Solution

The fourth proportional to 6,269.16, 9,405.18 and 3,190.44 is: 4,786.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.16 : 9,405.18 = 3,190.44 : x
  2. Step 2: Convert to fraction form
    6,269.16/9,405.18 = 3,190.44/x
  3. Step 3: Cross multiply
    6,269.16x = 9,405.18 × 3,190.44
  4. Step 4: Simplify right side
    6,269.16x = 30,006,662.48
  5. Step 5: Solve for x
    x = 30,006,662.48/6,269.16
  6. Step 6: Final answer
    x = 4,786.39

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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.