Home / 6,790.11-10,182.09-2,108.74

Finding the Fourth Proportional to 6,790.11, 10,182.09 and 2,108.74

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Solution

The fourth proportional to 6,790.11, 10,182.09 and 2,108.74 is: 3,162.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.11 : 10,182.09 = 2,108.74 : x
  2. Step 2: Convert to fraction form
    6,790.11/10,182.09 = 2,108.74/x
  3. Step 3: Cross multiply
    6,790.11x = 10,182.09 × 2,108.74
  4. Step 4: Simplify right side
    6,790.11x = 21,471,329.56
  5. Step 5: Solve for x
    x = 21,471,329.56/6,790.11
  6. Step 6: Final answer
    x = 3,162.15

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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.