Home / 3,605.09-4,976.27-2,113.49

Finding the Fourth Proportional to 3,605.09, 4,976.27 and 2,113.49

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Solution

The fourth proportional to 3,605.09, 4,976.27 and 2,113.49 is: 2,917.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.09 : 4,976.27 = 2,113.49 : x
  2. Step 2: Convert to fraction form
    3,605.09/4,976.27 = 2,113.49/x
  3. Step 3: Cross multiply
    3,605.09x = 4,976.27 × 2,113.49
  4. Step 4: Simplify right side
    3,605.09x = 10,517,296.88
  5. Step 5: Solve for x
    x = 10,517,296.88/3,605.09
  6. Step 6: Final answer
    x = 2,917.35

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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.