Home / 5,731.70-8,597.79-1,571.60

Finding the Fourth Proportional to 5,731.70, 8,597.79 and 1,571.60

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Solution

The fourth proportional to 5,731.70, 8,597.79 and 1,571.60 is: 2,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.70 : 8,597.79 = 1,571.60 : x
  2. Step 2: Convert to fraction form
    5,731.70/8,597.79 = 1,571.60/x
  3. Step 3: Cross multiply
    5,731.70x = 8,597.79 × 1,571.60
  4. Step 4: Simplify right side
    5,731.70x = 13,512,308.26
  5. Step 5: Solve for x
    x = 13,512,308.26/5,731.70
  6. Step 6: Final answer
    x = 2,357.47

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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.