Home / 3,558.09-4,910.46-2,066.49

Finding the Fourth Proportional to 3,558.09, 4,910.46 and 2,066.49

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Solution

The fourth proportional to 3,558.09, 4,910.46 and 2,066.49 is: 2,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.09 : 4,910.46 = 2,066.49 : x
  2. Step 2: Convert to fraction form
    3,558.09/4,910.46 = 2,066.49/x
  3. Step 3: Cross multiply
    3,558.09x = 4,910.46 × 2,066.49
  4. Step 4: Simplify right side
    3,558.09x = 10,147,416.49
  5. Step 5: Solve for x
    x = 10,147,416.49/3,558.09
  6. Step 6: Final answer
    x = 2,851.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.