Home / 2,943.45-4,436.34-2,537.49

Finding the Fourth Proportional to 2,943.45, 4,436.34 and 2,537.49

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Solution

The fourth proportional to 2,943.45, 4,436.34 and 2,537.49 is: 3,824.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.45 : 4,436.34 = 2,537.49 : x
  2. Step 2: Convert to fraction form
    2,943.45/4,436.34 = 2,537.49/x
  3. Step 3: Cross multiply
    2,943.45x = 4,436.34 × 2,537.49
  4. Step 4: Simplify right side
    2,943.45x = 11,257,168.39
  5. Step 5: Solve for x
    x = 11,257,168.39/2,943.45
  6. Step 6: Final answer
    x = 3,824.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.