Home / 2,405.56-3,623.77-2,375.32

Finding the Fourth Proportional to 2,405.56, 3,623.77 and 2,375.32

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Solution

The fourth proportional to 2,405.56, 3,623.77 and 2,375.32 is: 3,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.56 : 3,623.77 = 2,375.32 : x
  2. Step 2: Convert to fraction form
    2,405.56/3,623.77 = 2,375.32/x
  3. Step 3: Cross multiply
    2,405.56x = 3,623.77 × 2,375.32
  4. Step 4: Simplify right side
    2,405.56x = 8,607,613.36
  5. Step 5: Solve for x
    x = 8,607,613.36/2,405.56
  6. Step 6: Final answer
    x = 3,578.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.