Home / 9,571.21-13,210.87-6,213.84

Finding the Fourth Proportional to 9,571.21, 13,210.87 and 6,213.84

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Solution

The fourth proportional to 9,571.21, 13,210.87 and 6,213.84 is: 8,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571.21 : 13,210.87 = 6,213.84 : x
  2. Step 2: Convert to fraction form
    9,571.21/13,210.87 = 6,213.84/x
  3. Step 3: Cross multiply
    9,571.21x = 13,210.87 × 6,213.84
  4. Step 4: Simplify right side
    9,571.21x = 82,090,232.44
  5. Step 5: Solve for x
    x = 82,090,232.44/9,571.21
  6. Step 6: Final answer
    x = 8,576.79

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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.