Home / 4,721.56-6,514.43-2,832.30

Finding the Fourth Proportional to 4,721.56, 6,514.43 and 2,832.30

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Solution

The fourth proportional to 4,721.56, 6,514.43 and 2,832.30 is: 3,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.56 : 6,514.43 = 2,832.30 : x
  2. Step 2: Convert to fraction form
    4,721.56/6,514.43 = 2,832.30/x
  3. Step 3: Cross multiply
    4,721.56x = 6,514.43 × 2,832.30
  4. Step 4: Simplify right side
    4,721.56x = 18,450,805.93
  5. Step 5: Solve for x
    x = 18,450,805.93/4,721.56
  6. Step 6: Final answer
    x = 3,907.78

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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.