Home / 4,827.83-6,661.25-2,939.39

Finding the Fourth Proportional to 4,827.83, 6,661.25 and 2,939.39

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Solution

The fourth proportional to 4,827.83, 6,661.25 and 2,939.39 is: 4,055.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.83 : 6,661.25 = 2,939.39 : x
  2. Step 2: Convert to fraction form
    4,827.83/6,661.25 = 2,939.39/x
  3. Step 3: Cross multiply
    4,827.83x = 6,661.25 × 2,939.39
  4. Step 4: Simplify right side
    4,827.83x = 19,579,978.33
  5. Step 5: Solve for x
    x = 19,579,978.33/4,827.83
  6. Step 6: Final answer
    x = 4,055.65

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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.