Home / 5,447.71-8,171.09-3,368.04

Finding the Fourth Proportional to 5,447.71, 8,171.09 and 3,368.04

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Solution

The fourth proportional to 5,447.71, 8,171.09 and 3,368.04 is: 5,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.71 : 8,171.09 = 3,368.04 : x
  2. Step 2: Convert to fraction form
    5,447.71/8,171.09 = 3,368.04/x
  3. Step 3: Cross multiply
    5,447.71x = 8,171.09 × 3,368.04
  4. Step 4: Simplify right side
    5,447.71x = 27,520,557.96
  5. Step 5: Solve for x
    x = 27,520,557.96/5,447.71
  6. Step 6: Final answer
    x = 5,051.77

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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.