Home / 5,358.31-8,039.79-2,073.73

Finding the Fourth Proportional to 5,358.31, 8,039.79 and 2,073.73

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Solution

The fourth proportional to 5,358.31, 8,039.79 and 2,073.73 is: 3,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.31 : 8,039.79 = 2,073.73 : x
  2. Step 2: Convert to fraction form
    5,358.31/8,039.79 = 2,073.73/x
  3. Step 3: Cross multiply
    5,358.31x = 8,039.79 × 2,073.73
  4. Step 4: Simplify right side
    5,358.31x = 16,672,353.72
  5. Step 5: Solve for x
    x = 16,672,353.72/5,358.31
  6. Step 6: Final answer
    x = 3,111.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.