Home / 4,208.09-5,801.76-2,879.51

Finding the Fourth Proportional to 4,208.09, 5,801.76 and 2,879.51

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Solution

The fourth proportional to 4,208.09, 5,801.76 and 2,879.51 is: 3,970.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.09 : 5,801.76 = 2,879.51 : x
  2. Step 2: Convert to fraction form
    4,208.09/5,801.76 = 2,879.51/x
  3. Step 3: Cross multiply
    4,208.09x = 5,801.76 × 2,879.51
  4. Step 4: Simplify right side
    4,208.09x = 16,706,196.93
  5. Step 5: Solve for x
    x = 16,706,196.93/4,208.09
  6. Step 6: Final answer
    x = 3,970.02

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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.