Home / 1,892.19-2,610.30-1,629.75

Finding the Fourth Proportional to 1,892.19, 2,610.30 and 1,629.75

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Solution

The fourth proportional to 1,892.19, 2,610.30 and 1,629.75 is: 2,248.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.19 : 2,610.30 = 1,629.75 : x
  2. Step 2: Convert to fraction form
    1,892.19/2,610.30 = 1,629.75/x
  3. Step 3: Cross multiply
    1,892.19x = 2,610.30 × 1,629.75
  4. Step 4: Simplify right side
    1,892.19x = 4,254,136.43
  5. Step 5: Solve for x
    x = 4,254,136.43/1,892.19
  6. Step 6: Final answer
    x = 2,248.26

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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.