Home / 3,864.58-5,333.11-2,096.21

Finding the Fourth Proportional to 3,864.58, 5,333.11 and 2,096.21

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Solution

The fourth proportional to 3,864.58, 5,333.11 and 2,096.21 is: 2,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.58 : 5,333.11 = 2,096.21 : x
  2. Step 2: Convert to fraction form
    3,864.58/5,333.11 = 2,096.21/x
  3. Step 3: Cross multiply
    3,864.58x = 5,333.11 × 2,096.21
  4. Step 4: Simplify right side
    3,864.58x = 11,179,326.61
  5. Step 5: Solve for x
    x = 11,179,326.61/3,864.58
  6. Step 6: Final answer
    x = 2,892.77

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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.