Home / 2,758.01-4,137.62-2,636.91

Finding the Fourth Proportional to 2,758.01, 4,137.62 and 2,636.91

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Solution

The fourth proportional to 2,758.01, 4,137.62 and 2,636.91 is: 3,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758.01 : 4,137.62 = 2,636.91 : x
  2. Step 2: Convert to fraction form
    2,758.01/4,137.62 = 2,636.91/x
  3. Step 3: Cross multiply
    2,758.01x = 4,137.62 × 2,636.91
  4. Step 4: Simplify right side
    2,758.01x = 10,910,518.37
  5. Step 5: Solve for x
    x = 10,910,518.37/2,758.01
  6. Step 6: Final answer
    x = 3,955.95

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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.