Home / 4,091.42-5,645.45-2,322.68

Finding the Fourth Proportional to 4,091.42, 5,645.45 and 2,322.68

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Solution

The fourth proportional to 4,091.42, 5,645.45 and 2,322.68 is: 3,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.42 : 5,645.45 = 2,322.68 : x
  2. Step 2: Convert to fraction form
    4,091.42/5,645.45 = 2,322.68/x
  3. Step 3: Cross multiply
    4,091.42x = 5,645.45 × 2,322.68
  4. Step 4: Simplify right side
    4,091.42x = 13,112,533.97
  5. Step 5: Solve for x
    x = 13,112,533.97/4,091.42
  6. Step 6: Final answer
    x = 3,204.89

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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.