Home / 6,790.92-10,186.38-5,328.06

Finding the Fourth Proportional to 6,790.92, 10,186.38 and 5,328.06

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Solution

The fourth proportional to 6,790.92, 10,186.38 and 5,328.06 is: 7,992.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.92 : 10,186.38 = 5,328.06 : x
  2. Step 2: Convert to fraction form
    6,790.92/10,186.38 = 5,328.06/x
  3. Step 3: Cross multiply
    6,790.92x = 10,186.38 × 5,328.06
  4. Step 4: Simplify right side
    6,790.92x = 54,273,643.82
  5. Step 5: Solve for x
    x = 54,273,643.82/6,790.92
  6. Step 6: Final answer
    x = 7,992.09

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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.