Home / 10,571.41-15,857.81-3,550.87

Finding the Fourth Proportional to 10,571.41, 15,857.81 and 3,550.87

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Solution

The fourth proportional to 10,571.41, 15,857.81 and 3,550.87 is: 5,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.41 : 15,857.81 = 3,550.87 : x
  2. Step 2: Convert to fraction form
    10,571.41/15,857.81 = 3,550.87/x
  3. Step 3: Cross multiply
    10,571.41x = 15,857.81 × 3,550.87
  4. Step 4: Simplify right side
    10,571.41x = 56,309,037.18
  5. Step 5: Solve for x
    x = 56,309,037.18/10,571.41
  6. Step 6: Final answer
    x = 5,326.54

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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.