Home / 6,189.47-9,283.21-1,805.90

Finding the Fourth Proportional to 6,189.47, 9,283.21 and 1,805.90

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Solution

The fourth proportional to 6,189.47, 9,283.21 and 1,805.90 is: 2,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.47 : 9,283.21 = 1,805.90 : x
  2. Step 2: Convert to fraction form
    6,189.47/9,283.21 = 1,805.90/x
  3. Step 3: Cross multiply
    6,189.47x = 9,283.21 × 1,805.90
  4. Step 4: Simplify right side
    6,189.47x = 16,764,548.94
  5. Step 5: Solve for x
    x = 16,764,548.94/6,189.47
  6. Step 6: Final answer
    x = 2,708.56

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1.5x scale

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.