Home / 3,935.01-5,429.67-2,519.94

Finding the Fourth Proportional to 3,935.01, 5,429.67 and 2,519.94

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Solution

The fourth proportional to 3,935.01, 5,429.67 and 2,519.94 is: 3,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.01 : 5,429.67 = 2,519.94 : x
  2. Step 2: Convert to fraction form
    3,935.01/5,429.67 = 2,519.94/x
  3. Step 3: Cross multiply
    3,935.01x = 5,429.67 × 2,519.94
  4. Step 4: Simplify right side
    3,935.01x = 13,682,442.62
  5. Step 5: Solve for x
    x = 13,682,442.62/3,935.01
  6. Step 6: Final answer
    x = 3,477.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.