Home / 4,558.32-6,840.09-1,785.24

Finding the Fourth Proportional to 4,558.32, 6,840.09 and 1,785.24

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Solution

The fourth proportional to 4,558.32, 6,840.09 and 1,785.24 is: 2,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.32 : 6,840.09 = 1,785.24 : x
  2. Step 2: Convert to fraction form
    4,558.32/6,840.09 = 1,785.24/x
  3. Step 3: Cross multiply
    4,558.32x = 6,840.09 × 1,785.24
  4. Step 4: Simplify right side
    4,558.32x = 12,211,202.27
  5. Step 5: Solve for x
    x = 12,211,202.27/4,558.32
  6. Step 6: Final answer
    x = 2,678.88

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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.