Home / 1,945.11-2,684.24-1,060.90

Finding the Fourth Proportional to 1,945.11, 2,684.24 and 1,060.90

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Solution

The fourth proportional to 1,945.11, 2,684.24 and 1,060.90 is: 1,464.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945.11 : 2,684.24 = 1,060.90 : x
  2. Step 2: Convert to fraction form
    1,945.11/2,684.24 = 1,060.90/x
  3. Step 3: Cross multiply
    1,945.11x = 2,684.24 × 1,060.90
  4. Step 4: Simplify right side
    1,945.11x = 2,847,702.18
  5. Step 5: Solve for x
    x = 2,847,702.18/1,945.11
  6. Step 6: Final answer
    x = 1,464.03

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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.