Home / 6,190.07-8,542.31-3,539.03

Finding the Fourth Proportional to 6,190.07, 8,542.31 and 3,539.03

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Solution

The fourth proportional to 6,190.07, 8,542.31 and 3,539.03 is: 4,883.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.07 : 8,542.31 = 3,539.03 : x
  2. Step 2: Convert to fraction form
    6,190.07/8,542.31 = 3,539.03/x
  3. Step 3: Cross multiply
    6,190.07x = 8,542.31 × 3,539.03
  4. Step 4: Simplify right side
    6,190.07x = 30,231,430.95
  5. Step 5: Solve for x
    x = 30,231,430.95/6,190.07
  6. Step 6: Final answer
    x = 4,883.86

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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.