Home / 4,845.83-6,687.25-2,830.62

Finding the Fourth Proportional to 4,845.83, 6,687.25 and 2,830.62

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Solution

The fourth proportional to 4,845.83, 6,687.25 and 2,830.62 is: 3,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.83 : 6,687.25 = 2,830.62 : x
  2. Step 2: Convert to fraction form
    4,845.83/6,687.25 = 2,830.62/x
  3. Step 3: Cross multiply
    4,845.83x = 6,687.25 × 2,830.62
  4. Step 4: Simplify right side
    4,845.83x = 18,929,058.81
  5. Step 5: Solve for x
    x = 18,929,058.81/4,845.83
  6. Step 6: Final answer
    x = 3,906.26

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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.