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Finding the Fourth Proportional to 3,576.84, 4,933.33 and 3,133.97

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Solution

The fourth proportional to 3,576.84, 4,933.33 and 3,133.97 is: 4,322.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.84 : 4,933.33 = 3,133.97 : x
  2. Step 2: Convert to fraction form
    3,576.84/4,933.33 = 3,133.97/x
  3. Step 3: Cross multiply
    3,576.84x = 4,933.33 × 3,133.97
  4. Step 4: Simplify right side
    3,576.84x = 15,460,892.55
  5. Step 5: Solve for x
    x = 15,460,892.55/3,576.84
  6. Step 6: Final answer
    x = 4,322.51

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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.