Home / 4,309.41-5,945.43-2,818.19

Finding the Fourth Proportional to 4,309.41, 5,945.43 and 2,818.19

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Solution

The fourth proportional to 4,309.41, 5,945.43 and 2,818.19 is: 3,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.41 : 5,945.43 = 2,818.19 : x
  2. Step 2: Convert to fraction form
    4,309.41/5,945.43 = 2,818.19/x
  3. Step 3: Cross multiply
    4,309.41x = 5,945.43 × 2,818.19
  4. Step 4: Simplify right side
    4,309.41x = 16,755,351.37
  5. Step 5: Solve for x
    x = 16,755,351.37/4,309.41
  6. Step 6: Final answer
    x = 3,888.08

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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.