Home / 10,571.41-15,861.22-4,002.21

Finding the Fourth Proportional to 10,571.41, 15,861.22 and 4,002.21

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Solution

The fourth proportional to 10,571.41, 15,861.22 and 4,002.21 is: 6,004.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.41 : 15,861.22 = 4,002.21 : x
  2. Step 2: Convert to fraction form
    10,571.41/15,861.22 = 4,002.21/x
  3. Step 3: Cross multiply
    10,571.41x = 15,861.22 × 4,002.21
  4. Step 4: Simplify right side
    10,571.41x = 63,479,923.29
  5. Step 5: Solve for x
    x = 63,479,923.29/10,571.41
  6. Step 6: Final answer
    x = 6,004.87

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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.