Home / 4,828.59-6,662.12-2,839.77

Finding the Fourth Proportional to 4,828.59, 6,662.12 and 2,839.77

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Solution

The fourth proportional to 4,828.59, 6,662.12 and 2,839.77 is: 3,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.59 : 6,662.12 = 2,839.77 : x
  2. Step 2: Convert to fraction form
    4,828.59/6,662.12 = 2,839.77/x
  3. Step 3: Cross multiply
    4,828.59x = 6,662.12 × 2,839.77
  4. Step 4: Simplify right side
    4,828.59x = 18,918,874.31
  5. Step 5: Solve for x
    x = 18,918,874.31/4,828.59
  6. Step 6: Final answer
    x = 3,918.09

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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.