Home / 6,270.12-8,652.33-3,617.64

Finding the Fourth Proportional to 6,270.12, 8,652.33 and 3,617.64

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Solution

The fourth proportional to 6,270.12, 8,652.33 and 3,617.64 is: 4,992.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.12 : 8,652.33 = 3,617.64 : x
  2. Step 2: Convert to fraction form
    6,270.12/8,652.33 = 3,617.64/x
  3. Step 3: Cross multiply
    6,270.12x = 8,652.33 × 3,617.64
  4. Step 4: Simplify right side
    6,270.12x = 31,301,015.10
  5. Step 5: Solve for x
    x = 31,301,015.10/6,270.12
  6. Step 6: Final answer
    x = 4,992.09

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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.