Home / 6,511.29-9,768.39-3,588.09

Finding the Fourth Proportional to 6,511.29, 9,768.39 and 3,588.09

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Solution

The fourth proportional to 6,511.29, 9,768.39 and 3,588.09 is: 5,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511.29 : 9,768.39 = 3,588.09 : x
  2. Step 2: Convert to fraction form
    6,511.29/9,768.39 = 3,588.09/x
  3. Step 3: Cross multiply
    6,511.29x = 9,768.39 × 3,588.09
  4. Step 4: Simplify right side
    6,511.29x = 35,049,862.48
  5. Step 5: Solve for x
    x = 35,049,862.48/6,511.29
  6. Step 6: Final answer
    x = 5,382.94

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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.