Home / 1,922.29-2,652.48-1,082.84

Finding the Fourth Proportional to 1,922.29, 2,652.48 and 1,082.84

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Solution

The fourth proportional to 1,922.29, 2,652.48 and 1,082.84 is: 1,494.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.29 : 2,652.48 = 1,082.84 : x
  2. Step 2: Convert to fraction form
    1,922.29/2,652.48 = 1,082.84/x
  3. Step 3: Cross multiply
    1,922.29x = 2,652.48 × 1,082.84
  4. Step 4: Simplify right side
    1,922.29x = 2,872,211.44
  5. Step 5: Solve for x
    x = 2,872,211.44/1,922.29
  6. Step 6: Final answer
    x = 1,494.16

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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.