Home / 6,428.44-8,872.06-3,595.97

Finding the Fourth Proportional to 6,428.44, 8,872.06 and 3,595.97

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Solution

The fourth proportional to 6,428.44, 8,872.06 and 3,595.97 is: 4,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428.44 : 8,872.06 = 3,595.97 : x
  2. Step 2: Convert to fraction form
    6,428.44/8,872.06 = 3,595.97/x
  3. Step 3: Cross multiply
    6,428.44x = 8,872.06 × 3,595.97
  4. Step 4: Simplify right side
    6,428.44x = 31,903,617.24
  5. Step 5: Solve for x
    x = 31,903,617.24/6,428.44
  6. Step 6: Final answer
    x = 4,962.89

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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.