Home / 2,771.48-4,159.38-2,599.22

Finding the Fourth Proportional to 2,771.48, 4,159.38 and 2,599.22

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Solution

The fourth proportional to 2,771.48, 4,159.38 and 2,599.22 is: 3,900.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.48 : 4,159.38 = 2,599.22 : x
  2. Step 2: Convert to fraction form
    2,771.48/4,159.38 = 2,599.22/x
  3. Step 3: Cross multiply
    2,771.48x = 4,159.38 × 2,599.22
  4. Step 4: Simplify right side
    2,771.48x = 10,811,143.68
  5. Step 5: Solve for x
    x = 10,811,143.68/2,771.48
  6. Step 6: Final answer
    x = 3,900.86

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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.