Home / 1,906.35-2,637.96-1,626.15

Finding the Fourth Proportional to 1,906.35, 2,637.96 and 1,626.15

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Solution

The fourth proportional to 1,906.35, 2,637.96 and 1,626.15 is: 2,250.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906.35 : 2,637.96 = 1,626.15 : x
  2. Step 2: Convert to fraction form
    1,906.35/2,637.96 = 1,626.15/x
  3. Step 3: Cross multiply
    1,906.35x = 2,637.96 × 1,626.15
  4. Step 4: Simplify right side
    1,906.35x = 4,289,718.65
  5. Step 5: Solve for x
    x = 4,289,718.65/1,906.35
  6. Step 6: Final answer
    x = 2,250.23

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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.