Home / 4,355.02-6,520.94-2,971.09

Finding the Fourth Proportional to 4,355.02, 6,520.94 and 2,971.09

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Solution

The fourth proportional to 4,355.02, 6,520.94 and 2,971.09 is: 4,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.02 : 6,520.94 = 2,971.09 : x
  2. Step 2: Convert to fraction form
    4,355.02/6,520.94 = 2,971.09/x
  3. Step 3: Cross multiply
    4,355.02x = 6,520.94 × 2,971.09
  4. Step 4: Simplify right side
    4,355.02x = 19,374,299.62
  5. Step 5: Solve for x
    x = 19,374,299.62/4,355.02
  6. Step 6: Final answer
    x = 4,448.73

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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.