Home / 4,997.03-7,500.60-2,921

Finding the Fourth Proportional to 4,997.03, 7,500.60 and 2,921

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Solution

The fourth proportional to 4,997.03, 7,500.60 and 2,921 is: 4,384.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.03 : 7,500.60 = 2,921 : x
  2. Step 2: Convert to fraction form
    4,997.03/7,500.60 = 2,921/x
  3. Step 3: Cross multiply
    4,997.03x = 7,500.60 × 2,921
  4. Step 4: Simplify right side
    4,997.03x = 21,909,252.60
  5. Step 5: Solve for x
    x = 21,909,252.60/4,997.03
  6. Step 6: Final answer
    x = 4,384.45

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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.