Home / 4,775.43-6,590.49-2,786.12

Finding the Fourth Proportional to 4,775.43, 6,590.49 and 2,786.12

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Solution

The fourth proportional to 4,775.43, 6,590.49 and 2,786.12 is: 3,845.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.43 : 6,590.49 = 2,786.12 : x
  2. Step 2: Convert to fraction form
    4,775.43/6,590.49 = 2,786.12/x
  3. Step 3: Cross multiply
    4,775.43x = 6,590.49 × 2,786.12
  4. Step 4: Simplify right side
    4,775.43x = 18,361,863.05
  5. Step 5: Solve for x
    x = 18,361,863.05/4,775.43
  6. Step 6: Final answer
    x = 3,845.07

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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.