Home / 6,556.07-9,047.88-3,723.90

Finding the Fourth Proportional to 6,556.07, 9,047.88 and 3,723.90

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Solution

The fourth proportional to 6,556.07, 9,047.88 and 3,723.90 is: 5,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.07 : 9,047.88 = 3,723.90 : x
  2. Step 2: Convert to fraction form
    6,556.07/9,047.88 = 3,723.90/x
  3. Step 3: Cross multiply
    6,556.07x = 9,047.88 × 3,723.90
  4. Step 4: Simplify right side
    6,556.07x = 33,693,400.33
  5. Step 5: Solve for x
    x = 33,693,400.33/6,556.07
  6. Step 6: Final answer
    x = 5,139.27

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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.