Home / 3,451.03-4,762.41-1,879.09

Finding the Fourth Proportional to 3,451.03, 4,762.41 and 1,879.09

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Solution

The fourth proportional to 3,451.03, 4,762.41 and 1,879.09 is: 2,593.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.03 : 4,762.41 = 1,879.09 : x
  2. Step 2: Convert to fraction form
    3,451.03/4,762.41 = 1,879.09/x
  3. Step 3: Cross multiply
    3,451.03x = 4,762.41 × 1,879.09
  4. Step 4: Simplify right side
    3,451.03x = 8,949,008.91
  5. Step 5: Solve for x
    x = 8,949,008.91/3,451.03
  6. Step 6: Final answer
    x = 2,593.14

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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.