Home / 2,480.99-3,722.35-1,651.39

Finding the Fourth Proportional to 2,480.99, 3,722.35 and 1,651.39

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Solution

The fourth proportional to 2,480.99, 3,722.35 and 1,651.39 is: 2,477.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.99 : 3,722.35 = 1,651.39 : x
  2. Step 2: Convert to fraction form
    2,480.99/3,722.35 = 1,651.39/x
  3. Step 3: Cross multiply
    2,480.99x = 3,722.35 × 1,651.39
  4. Step 4: Simplify right side
    2,480.99x = 6,147,038.13
  5. Step 5: Solve for x
    x = 6,147,038.13/2,480.99
  6. Step 6: Final answer
    x = 2,477.65

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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.