Home / 2,755.46-4,106.91-2,599.79

Finding the Fourth Proportional to 2,755.46, 4,106.91 and 2,599.79

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Solution

The fourth proportional to 2,755.46, 4,106.91 and 2,599.79 is: 3,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.46 : 4,106.91 = 2,599.79 : x
  2. Step 2: Convert to fraction form
    2,755.46/4,106.91 = 2,599.79/x
  3. Step 3: Cross multiply
    2,755.46x = 4,106.91 × 2,599.79
  4. Step 4: Simplify right side
    2,755.46x = 10,677,083.01
  5. Step 5: Solve for x
    x = 10,677,083.01/2,755.46
  6. Step 6: Final answer
    x = 3,874.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.