Home / 2,133.05-3,197.51-1,093.55

Finding the Fourth Proportional to 2,133.05, 3,197.51 and 1,093.55

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Solution

The fourth proportional to 2,133.05, 3,197.51 and 1,093.55 is: 1,639.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.05 : 3,197.51 = 1,093.55 : x
  2. Step 2: Convert to fraction form
    2,133.05/3,197.51 = 1,093.55/x
  3. Step 3: Cross multiply
    2,133.05x = 3,197.51 × 1,093.55
  4. Step 4: Simplify right side
    2,133.05x = 3,496,623.81
  5. Step 5: Solve for x
    x = 3,496,623.81/2,133.05
  6. Step 6: Final answer
    x = 1,639.26

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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.