Home / 5,447.33-8,171.01-1,551.77

Finding the Fourth Proportional to 5,447.33, 8,171.01 and 1,551.77

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Solution

The fourth proportional to 5,447.33, 8,171.01 and 1,551.77 is: 2,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.33 : 8,171.01 = 1,551.77 : x
  2. Step 2: Convert to fraction form
    5,447.33/8,171.01 = 1,551.77/x
  3. Step 3: Cross multiply
    5,447.33x = 8,171.01 × 1,551.77
  4. Step 4: Simplify right side
    5,447.33x = 12,679,487.33
  5. Step 5: Solve for x
    x = 12,679,487.33/5,447.33
  6. Step 6: Final answer
    x = 2,327.65

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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.