Home / 9,190.48-12,674.04-6,172.42

Finding the Fourth Proportional to 9,190.48, 12,674.04 and 6,172.42

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Solution

The fourth proportional to 9,190.48, 12,674.04 and 6,172.42 is: 8,512.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.48 : 12,674.04 = 6,172.42 : x
  2. Step 2: Convert to fraction form
    9,190.48/12,674.04 = 6,172.42/x
  3. Step 3: Cross multiply
    9,190.48x = 12,674.04 × 6,172.42
  4. Step 4: Simplify right side
    9,190.48x = 78,229,497.98
  5. Step 5: Solve for x
    x = 78,229,497.98/9,190.48
  6. Step 6: Final answer
    x = 8,512.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.