Home / 3,210.72-4,808.22-2,652.02

Finding the Fourth Proportional to 3,210.72, 4,808.22 and 2,652.02

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Solution

The fourth proportional to 3,210.72, 4,808.22 and 2,652.02 is: 3,971.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.72 : 4,808.22 = 2,652.02 : x
  2. Step 2: Convert to fraction form
    3,210.72/4,808.22 = 2,652.02/x
  3. Step 3: Cross multiply
    3,210.72x = 4,808.22 × 2,652.02
  4. Step 4: Simplify right side
    3,210.72x = 12,751,471.56
  5. Step 5: Solve for x
    x = 12,751,471.56/3,210.72
  6. Step 6: Final answer
    x = 3,971.53

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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.