Home / 8,749.44-13,128.03-4,588.47

Finding the Fourth Proportional to 8,749.44, 13,128.03 and 4,588.47

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Solution

The fourth proportional to 8,749.44, 13,128.03 and 4,588.47 is: 6,884.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.44 : 13,128.03 = 4,588.47 : x
  2. Step 2: Convert to fraction form
    8,749.44/13,128.03 = 4,588.47/x
  3. Step 3: Cross multiply
    8,749.44x = 13,128.03 × 4,588.47
  4. Step 4: Simplify right side
    8,749.44x = 60,237,571.81
  5. Step 5: Solve for x
    x = 60,237,571.81/8,749.44
  6. Step 6: Final answer
    x = 6,884.73

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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.