Home / 2,569.41-3,838.50-1,637.55

Finding the Fourth Proportional to 2,569.41, 3,838.50 and 1,637.55

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Solution

The fourth proportional to 2,569.41, 3,838.50 and 1,637.55 is: 2,446.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.41 : 3,838.50 = 1,637.55 : x
  2. Step 2: Convert to fraction form
    2,569.41/3,838.50 = 1,637.55/x
  3. Step 3: Cross multiply
    2,569.41x = 3,838.50 × 1,637.55
  4. Step 4: Simplify right side
    2,569.41x = 6,285,735.68
  5. Step 5: Solve for x
    x = 6,285,735.68/2,569.41
  6. Step 6: Final answer
    x = 2,446.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.