Home / 8,129.07-11,218.94-5,862.27

Finding the Fourth Proportional to 8,129.07, 11,218.94 and 5,862.27

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Solution

The fourth proportional to 8,129.07, 11,218.94 and 5,862.27 is: 8,090.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129.07 : 11,218.94 = 5,862.27 : x
  2. Step 2: Convert to fraction form
    8,129.07/11,218.94 = 5,862.27/x
  3. Step 3: Cross multiply
    8,129.07x = 11,218.94 × 5,862.27
  4. Step 4: Simplify right side
    8,129.07x = 65,768,455.39
  5. Step 5: Solve for x
    x = 65,768,455.39/8,129.07
  6. Step 6: Final answer
    x = 8,090.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.