Home / 3,331.77-4,595.18-2,072.09

Finding the Fourth Proportional to 3,331.77, 4,595.18 and 2,072.09

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Solution

The fourth proportional to 3,331.77, 4,595.18 and 2,072.09 is: 2,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.77 : 4,595.18 = 2,072.09 : x
  2. Step 2: Convert to fraction form
    3,331.77/4,595.18 = 2,072.09/x
  3. Step 3: Cross multiply
    3,331.77x = 4,595.18 × 2,072.09
  4. Step 4: Simplify right side
    3,331.77x = 9,521,593.19
  5. Step 5: Solve for x
    x = 9,521,593.19/3,331.77
  6. Step 6: Final answer
    x = 2,857.82

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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.