Home / 2,845.04-3,924.77-2,214.45

Finding the Fourth Proportional to 2,845.04, 3,924.77 and 2,214.45

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Solution

The fourth proportional to 2,845.04, 3,924.77 and 2,214.45 is: 3,054.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.04 : 3,924.77 = 2,214.45 : x
  2. Step 2: Convert to fraction form
    2,845.04/3,924.77 = 2,214.45/x
  3. Step 3: Cross multiply
    2,845.04x = 3,924.77 × 2,214.45
  4. Step 4: Simplify right side
    2,845.04x = 8,691,195.85
  5. Step 5: Solve for x
    x = 8,691,195.85/2,845.04
  6. Step 6: Final answer
    x = 3,054.86

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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.