Home / 4,079.94-6,108.30-2,689.08

Finding the Fourth Proportional to 4,079.94, 6,108.30 and 2,689.08

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Solution

The fourth proportional to 4,079.94, 6,108.30 and 2,689.08 is: 4,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.94 : 6,108.30 = 2,689.08 : x
  2. Step 2: Convert to fraction form
    4,079.94/6,108.30 = 2,689.08/x
  3. Step 3: Cross multiply
    4,079.94x = 6,108.30 × 2,689.08
  4. Step 4: Simplify right side
    4,079.94x = 16,425,707.36
  5. Step 5: Solve for x
    x = 16,425,707.36/4,079.94
  6. Step 6: Final answer
    x = 4,025.97

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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.