Home / 3,003.37-4,504.54-811.58

Finding the Fourth Proportional to 3,003.37, 4,504.54 and 811.58

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Solution

The fourth proportional to 3,003.37, 4,504.54 and 811.58 is: 1,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.37 : 4,504.54 = 811.58 : x
  2. Step 2: Convert to fraction form
    3,003.37/4,504.54 = 811.58/x
  3. Step 3: Cross multiply
    3,003.37x = 4,504.54 × 811.58
  4. Step 4: Simplify right side
    3,003.37x = 3,655,800.93
  5. Step 5: Solve for x
    x = 3,655,800.93/3,003.37
  6. Step 6: Final answer
    x = 1,217.23

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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.