Home / 3,617.55-5,422.86-1,151.01

Finding the Fourth Proportional to 3,617.55, 5,422.86 and 1,151.01

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Solution

The fourth proportional to 3,617.55, 5,422.86 and 1,151.01 is: 1,725.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.55 : 5,422.86 = 1,151.01 : x
  2. Step 2: Convert to fraction form
    3,617.55/5,422.86 = 1,151.01/x
  3. Step 3: Cross multiply
    3,617.55x = 5,422.86 × 1,151.01
  4. Step 4: Simplify right side
    3,617.55x = 6,241,766.09
  5. Step 5: Solve for x
    x = 6,241,766.09/3,617.55
  6. Step 6: Final answer
    x = 1,725.41

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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.