Home / 2,630.94-3,637.62-2,589.36

Finding the Fourth Proportional to 2,630.94, 3,637.62 and 2,589.36

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Solution

The fourth proportional to 2,630.94, 3,637.62 and 2,589.36 is: 3,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.94 : 3,637.62 = 2,589.36 : x
  2. Step 2: Convert to fraction form
    2,630.94/3,637.62 = 2,589.36/x
  3. Step 3: Cross multiply
    2,630.94x = 3,637.62 × 2,589.36
  4. Step 4: Simplify right side
    2,630.94x = 9,419,107.72
  5. Step 5: Solve for x
    x = 9,419,107.72/2,630.94
  6. Step 6: Final answer
    x = 3,580.13

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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.