Home / 3,666.41-5,058.46-2,072.87

Finding the Fourth Proportional to 3,666.41, 5,058.46 and 2,072.87

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Solution

The fourth proportional to 3,666.41, 5,058.46 and 2,072.87 is: 2,859.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.41 : 5,058.46 = 2,072.87 : x
  2. Step 2: Convert to fraction form
    3,666.41/5,058.46 = 2,072.87/x
  3. Step 3: Cross multiply
    3,666.41x = 5,058.46 × 2,072.87
  4. Step 4: Simplify right side
    3,666.41x = 10,485,529.98
  5. Step 5: Solve for x
    x = 10,485,529.98/3,666.41
  6. Step 6: Final answer
    x = 2,859.89

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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.