Home / 4,571.47-6,857.76-1,609.21

Finding the Fourth Proportional to 4,571.47, 6,857.76 and 1,609.21

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Solution

The fourth proportional to 4,571.47, 6,857.76 and 1,609.21 is: 2,414.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.47 : 6,857.76 = 1,609.21 : x
  2. Step 2: Convert to fraction form
    4,571.47/6,857.76 = 1,609.21/x
  3. Step 3: Cross multiply
    4,571.47x = 6,857.76 × 1,609.21
  4. Step 4: Simplify right side
    4,571.47x = 11,035,575.97
  5. Step 5: Solve for x
    x = 11,035,575.97/4,571.47
  6. Step 6: Final answer
    x = 2,414.01

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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.