Home / 5,571.51-8,358.64-2,239.98

Finding the Fourth Proportional to 5,571.51, 8,358.64 and 2,239.98

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Solution

The fourth proportional to 5,571.51, 8,358.64 and 2,239.98 is: 3,360.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.51 : 8,358.64 = 2,239.98 : x
  2. Step 2: Convert to fraction form
    5,571.51/8,358.64 = 2,239.98/x
  3. Step 3: Cross multiply
    5,571.51x = 8,358.64 × 2,239.98
  4. Step 4: Simplify right side
    5,571.51x = 18,723,186.43
  5. Step 5: Solve for x
    x = 18,723,186.43/5,571.51
  6. Step 6: Final answer
    x = 3,360.52

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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.