Home / 4,383.72-6,576.86-1,785.32

Finding the Fourth Proportional to 4,383.72, 6,576.86 and 1,785.32

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Solution

The fourth proportional to 4,383.72, 6,576.86 and 1,785.32 is: 2,678.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383.72 : 6,576.86 = 1,785.32 : x
  2. Step 2: Convert to fraction form
    4,383.72/6,576.86 = 1,785.32/x
  3. Step 3: Cross multiply
    4,383.72x = 6,576.86 × 1,785.32
  4. Step 4: Simplify right side
    4,383.72x = 11,741,799.70
  5. Step 5: Solve for x
    x = 11,741,799.70/4,383.72
  6. Step 6: Final answer
    x = 2,678.50

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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.