Home / 3,605.60-4,976.22-2,114.12

Finding the Fourth Proportional to 3,605.60, 4,976.22 and 2,114.12

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Solution

The fourth proportional to 3,605.60, 4,976.22 and 2,114.12 is: 2,917.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.60 : 4,976.22 = 2,114.12 : x
  2. Step 2: Convert to fraction form
    3,605.60/4,976.22 = 2,114.12/x
  3. Step 3: Cross multiply
    3,605.60x = 4,976.22 × 2,114.12
  4. Step 4: Simplify right side
    3,605.60x = 10,520,326.23
  5. Step 5: Solve for x
    x = 10,520,326.23/3,605.60
  6. Step 6: Final answer
    x = 2,917.77

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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.