Home / 9,197.21-13,786.22-4,262.78

Finding the Fourth Proportional to 9,197.21, 13,786.22 and 4,262.78

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Solution

The fourth proportional to 9,197.21, 13,786.22 and 4,262.78 is: 6,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,197.21 : 13,786.22 = 4,262.78 : x
  2. Step 2: Convert to fraction form
    9,197.21/13,786.22 = 4,262.78/x
  3. Step 3: Cross multiply
    9,197.21x = 13,786.22 × 4,262.78
  4. Step 4: Simplify right side
    9,197.21x = 58,767,532.65
  5. Step 5: Solve for x
    x = 58,767,532.65/9,197.21
  6. Step 6: Final answer
    x = 6,389.72

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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.