Home / 1,951.06-2,692.46-1,066.86

Finding the Fourth Proportional to 1,951.06, 2,692.46 and 1,066.86

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Solution

The fourth proportional to 1,951.06, 2,692.46 and 1,066.86 is: 1,472.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.06 : 2,692.46 = 1,066.86 : x
  2. Step 2: Convert to fraction form
    1,951.06/2,692.46 = 1,066.86/x
  3. Step 3: Cross multiply
    1,951.06x = 2,692.46 × 1,066.86
  4. Step 4: Simplify right side
    1,951.06x = 2,872,477.88
  5. Step 5: Solve for x
    x = 2,872,477.88/1,951.06
  6. Step 6: Final answer
    x = 1,472.27

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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.