Home / 3,651.16-5,468.10-2,879.32

Finding the Fourth Proportional to 3,651.16, 5,468.10 and 2,879.32

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Solution

The fourth proportional to 3,651.16, 5,468.10 and 2,879.32 is: 4,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.16 : 5,468.10 = 2,879.32 : x
  2. Step 2: Convert to fraction form
    3,651.16/5,468.10 = 2,879.32/x
  3. Step 3: Cross multiply
    3,651.16x = 5,468.10 × 2,879.32
  4. Step 4: Simplify right side
    3,651.16x = 15,744,409.69
  5. Step 5: Solve for x
    x = 15,744,409.69/3,651.16
  6. Step 6: Final answer
    x = 4,312.17

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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.