Home / 2,170.55-3,254.46-1,197.33

Finding the Fourth Proportional to 2,170.55, 3,254.46 and 1,197.33

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Solution

The fourth proportional to 2,170.55, 3,254.46 and 1,197.33 is: 1,795.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.55 : 3,254.46 = 1,197.33 : x
  2. Step 2: Convert to fraction form
    2,170.55/3,254.46 = 1,197.33/x
  3. Step 3: Cross multiply
    2,170.55x = 3,254.46 × 1,197.33
  4. Step 4: Simplify right side
    2,170.55x = 3,896,662.59
  5. Step 5: Solve for x
    x = 3,896,662.59/2,170.55
  6. Step 6: Final answer
    x = 1,795.25

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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.