Home / 2,465.37-3,695.36-1,078.92

Finding the Fourth Proportional to 2,465.37, 3,695.36 and 1,078.92

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Solution

The fourth proportional to 2,465.37, 3,695.36 and 1,078.92 is: 1,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.37 : 3,695.36 = 1,078.92 : x
  2. Step 2: Convert to fraction form
    2,465.37/3,695.36 = 1,078.92/x
  3. Step 3: Cross multiply
    2,465.37x = 3,695.36 × 1,078.92
  4. Step 4: Simplify right side
    2,465.37x = 3,986,992.42
  5. Step 5: Solve for x
    x = 3,986,992.42/2,465.37
  6. Step 6: Final answer
    x = 1,617.20

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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.