Home / 6,189.70-8,542.01-4,425.52

Finding the Fourth Proportional to 6,189.70, 8,542.01 and 4,425.52

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Solution

The fourth proportional to 6,189.70, 8,542.01 and 4,425.52 is: 6,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.70 : 8,542.01 = 4,425.52 : x
  2. Step 2: Convert to fraction form
    6,189.70/8,542.01 = 4,425.52/x
  3. Step 3: Cross multiply
    6,189.70x = 8,542.01 × 4,425.52
  4. Step 4: Simplify right side
    6,189.70x = 37,802,792.61
  5. Step 5: Solve for x
    x = 37,802,792.61/6,189.70
  6. Step 6: Final answer
    x = 6,107.37

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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.