Home / 5,494.72-8,232.16-3,641.44

Finding the Fourth Proportional to 5,494.72, 8,232.16 and 3,641.44

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Solution

The fourth proportional to 5,494.72, 8,232.16 and 3,641.44 is: 5,455.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.72 : 8,232.16 = 3,641.44 : x
  2. Step 2: Convert to fraction form
    5,494.72/8,232.16 = 3,641.44/x
  3. Step 3: Cross multiply
    5,494.72x = 8,232.16 × 3,641.44
  4. Step 4: Simplify right side
    5,494.72x = 29,976,916.71
  5. Step 5: Solve for x
    x = 29,976,916.71/5,494.72
  6. Step 6: Final answer
    x = 5,455.59

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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.