Home / 3,565-4,921.62-2,462.92

Finding the Fourth Proportional to 3,565, 4,921.62 and 2,462.92

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Solution

The fourth proportional to 3,565, 4,921.62 and 2,462.92 is: 3,400.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565 : 4,921.62 = 2,462.92 : x
  2. Step 2: Convert to fraction form
    3,565/4,921.62 = 2,462.92/x
  3. Step 3: Cross multiply
    3,565x = 4,921.62 × 2,462.92
  4. Step 4: Simplify right side
    3,565x = 12,121,556.33
  5. Step 5: Solve for x
    x = 12,121,556.33/3,565
  6. Step 6: Final answer
    x = 3,400.16

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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.