Home / 4,273.12-5,895.32-2,876.80

Finding the Fourth Proportional to 4,273.12, 5,895.32 and 2,876.80

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Solution

The fourth proportional to 4,273.12, 5,895.32 and 2,876.80 is: 3,968.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.12 : 5,895.32 = 2,876.80 : x
  2. Step 2: Convert to fraction form
    4,273.12/5,895.32 = 2,876.80/x
  3. Step 3: Cross multiply
    4,273.12x = 5,895.32 × 2,876.80
  4. Step 4: Simplify right side
    4,273.12x = 16,959,656.58
  5. Step 5: Solve for x
    x = 16,959,656.58/4,273.12
  6. Step 6: Final answer
    x = 3,968.92

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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.