Home / 1,951.06-2,692.47-1,066.87

Finding the Fourth Proportional to 1,951.06, 2,692.47 and 1,066.87

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Solution

The fourth proportional to 1,951.06, 2,692.47 and 1,066.87 is: 1,472.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.06 : 2,692.47 = 1,066.87 : x
  2. Step 2: Convert to fraction form
    1,951.06/2,692.47 = 1,066.87/x
  3. Step 3: Cross multiply
    1,951.06x = 2,692.47 × 1,066.87
  4. Step 4: Simplify right side
    1,951.06x = 2,872,515.47
  5. Step 5: Solve for x
    x = 2,872,515.47/1,951.06
  6. Step 6: Final answer
    x = 1,472.28

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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.