Home / 4,091.85-5,646.78-2,323.49

Finding the Fourth Proportional to 4,091.85, 5,646.78 and 2,323.49

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Solution

The fourth proportional to 4,091.85, 5,646.78 and 2,323.49 is: 3,206.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.85 : 5,646.78 = 2,323.49 : x
  2. Step 2: Convert to fraction form
    4,091.85/5,646.78 = 2,323.49/x
  3. Step 3: Cross multiply
    4,091.85x = 5,646.78 × 2,323.49
  4. Step 4: Simplify right side
    4,091.85x = 13,120,208.63
  5. Step 5: Solve for x
    x = 13,120,208.63/4,091.85
  6. Step 6: Final answer
    x = 3,206.42

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Half scale
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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.