Home / 2,172.34-3,252.84-1,652.86

Finding the Fourth Proportional to 2,172.34, 3,252.84 and 1,652.86

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Solution

The fourth proportional to 2,172.34, 3,252.84 and 1,652.86 is: 2,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172.34 : 3,252.84 = 1,652.86 : x
  2. Step 2: Convert to fraction form
    2,172.34/3,252.84 = 1,652.86/x
  3. Step 3: Cross multiply
    2,172.34x = 3,252.84 × 1,652.86
  4. Step 4: Simplify right side
    2,172.34x = 5,376,489.12
  5. Step 5: Solve for x
    x = 5,376,489.12/2,172.34
  6. Step 6: Final answer
    x = 2,474.98

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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.