Home / 2,850.63-4,271.04-2,561.73

Finding the Fourth Proportional to 2,850.63, 4,271.04 and 2,561.73

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Solution

The fourth proportional to 2,850.63, 4,271.04 and 2,561.73 is: 3,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.63 : 4,271.04 = 2,561.73 : x
  2. Step 2: Convert to fraction form
    2,850.63/4,271.04 = 2,561.73/x
  3. Step 3: Cross multiply
    2,850.63x = 4,271.04 × 2,561.73
  4. Step 4: Simplify right side
    2,850.63x = 10,941,228.08
  5. Step 5: Solve for x
    x = 10,941,228.08/2,850.63
  6. Step 6: Final answer
    x = 3,838.18

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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.