Home / 6,847.26-9,447.58-4,158.42

Finding the Fourth Proportional to 6,847.26, 9,447.58 and 4,158.42

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Solution

The fourth proportional to 6,847.26, 9,447.58 and 4,158.42 is: 5,737.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.26 : 9,447.58 = 4,158.42 : x
  2. Step 2: Convert to fraction form
    6,847.26/9,447.58 = 4,158.42/x
  3. Step 3: Cross multiply
    6,847.26x = 9,447.58 × 4,158.42
  4. Step 4: Simplify right side
    6,847.26x = 39,287,005.62
  5. Step 5: Solve for x
    x = 39,287,005.62/6,847.26
  6. Step 6: Final answer
    x = 5,737.62

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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.