Home / 6,189.28-9,284.12-1,806.36

Finding the Fourth Proportional to 6,189.28, 9,284.12 and 1,806.36

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Solution

The fourth proportional to 6,189.28, 9,284.12 and 1,806.36 is: 2,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.28 : 9,284.12 = 1,806.36 : x
  2. Step 2: Convert to fraction form
    6,189.28/9,284.12 = 1,806.36/x
  3. Step 3: Cross multiply
    6,189.28x = 9,284.12 × 1,806.36
  4. Step 4: Simplify right side
    6,189.28x = 16,770,463.00
  5. Step 5: Solve for x
    x = 16,770,463.00/6,189.28
  6. Step 6: Final answer
    x = 2,709.60

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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.