Home / 5,558.32-8,336.84-1,454.64

Finding the Fourth Proportional to 5,558.32, 8,336.84 and 1,454.64

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Solution

The fourth proportional to 5,558.32, 8,336.84 and 1,454.64 is: 2,181.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.32 : 8,336.84 = 1,454.64 : x
  2. Step 2: Convert to fraction form
    5,558.32/8,336.84 = 1,454.64/x
  3. Step 3: Cross multiply
    5,558.32x = 8,336.84 × 1,454.64
  4. Step 4: Simplify right side
    5,558.32x = 12,127,100.94
  5. Step 5: Solve for x
    x = 12,127,100.94/5,558.32
  6. Step 6: Final answer
    x = 2,181.79

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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.