Home / 2,173.02-2,997.27-1,813.11

Finding the Fourth Proportional to 2,173.02, 2,997.27 and 1,813.11

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Solution

The fourth proportional to 2,173.02, 2,997.27 and 1,813.11 is: 2,500.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.02 : 2,997.27 = 1,813.11 : x
  2. Step 2: Convert to fraction form
    2,173.02/2,997.27 = 1,813.11/x
  3. Step 3: Cross multiply
    2,173.02x = 2,997.27 × 1,813.11
  4. Step 4: Simplify right side
    2,173.02x = 5,434,380.21
  5. Step 5: Solve for x
    x = 5,434,380.21/2,173.02
  6. Step 6: Final answer
    x = 2,500.84

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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.