Home / 5,087.72-7,622.60-4,455.96

Finding the Fourth Proportional to 5,087.72, 7,622.60 and 4,455.96

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Solution

The fourth proportional to 5,087.72, 7,622.60 and 4,455.96 is: 6,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.72 : 7,622.60 = 4,455.96 : x
  2. Step 2: Convert to fraction form
    5,087.72/7,622.60 = 4,455.96/x
  3. Step 3: Cross multiply
    5,087.72x = 7,622.60 × 4,455.96
  4. Step 4: Simplify right side
    5,087.72x = 33,966,000.70
  5. Step 5: Solve for x
    x = 33,966,000.70/5,087.72
  6. Step 6: Final answer
    x = 6,676.08

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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.