Home / 2,173.92-2,997.36-1,893.12

Finding the Fourth Proportional to 2,173.92, 2,997.36 and 1,893.12

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Solution

The fourth proportional to 2,173.92, 2,997.36 and 1,893.12 is: 2,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.92 : 2,997.36 = 1,893.12 : x
  2. Step 2: Convert to fraction form
    2,173.92/2,997.36 = 1,893.12/x
  3. Step 3: Cross multiply
    2,173.92x = 2,997.36 × 1,893.12
  4. Step 4: Simplify right side
    2,173.92x = 5,674,362.16
  5. Step 5: Solve for x
    x = 5,674,362.16/2,173.92
  6. Step 6: Final answer
    x = 2,610.20

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1.5x scale

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.