Home / 6,513.20-9,769.06-1,896.20

Finding the Fourth Proportional to 6,513.20, 9,769.06 and 1,896.20

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Solution

The fourth proportional to 6,513.20, 9,769.06 and 1,896.20 is: 2,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.20 : 9,769.06 = 1,896.20 : x
  2. Step 2: Convert to fraction form
    6,513.20/9,769.06 = 1,896.20/x
  3. Step 3: Cross multiply
    6,513.20x = 9,769.06 × 1,896.20
  4. Step 4: Simplify right side
    6,513.20x = 18,524,091.57
  5. Step 5: Solve for x
    x = 18,524,091.57/6,513.20
  6. Step 6: Final answer
    x = 2,844.08

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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.