Home / 1,932.26-2,895.12-1,381.64

Finding the Fourth Proportional to 1,932.26, 2,895.12 and 1,381.64

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Solution

The fourth proportional to 1,932.26, 2,895.12 and 1,381.64 is: 2,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.26 : 2,895.12 = 1,381.64 : x
  2. Step 2: Convert to fraction form
    1,932.26/2,895.12 = 1,381.64/x
  3. Step 3: Cross multiply
    1,932.26x = 2,895.12 × 1,381.64
  4. Step 4: Simplify right side
    1,932.26x = 4,000,013.60
  5. Step 5: Solve for x
    x = 4,000,013.60/1,932.26
  6. Step 6: Final answer
    x = 2,070.12

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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.