Home / 2,250.90-3,365.25-1,908.06

Finding the Fourth Proportional to 2,250.90, 3,365.25 and 1,908.06

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Solution

The fourth proportional to 2,250.90, 3,365.25 and 1,908.06 is: 2,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.90 : 3,365.25 = 1,908.06 : x
  2. Step 2: Convert to fraction form
    2,250.90/3,365.25 = 1,908.06/x
  3. Step 3: Cross multiply
    2,250.90x = 3,365.25 × 1,908.06
  4. Step 4: Simplify right side
    2,250.90x = 6,421,098.92
  5. Step 5: Solve for x
    x = 6,421,098.92/2,250.90
  6. Step 6: Final answer
    x = 2,852.68

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1.5x scale

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.