Home / 1,951.09-2,692.58-1,154.99

Finding the Fourth Proportional to 1,951.09, 2,692.58 and 1,154.99

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Solution

The fourth proportional to 1,951.09, 2,692.58 and 1,154.99 is: 1,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.09 : 2,692.58 = 1,154.99 : x
  2. Step 2: Convert to fraction form
    1,951.09/2,692.58 = 1,154.99/x
  3. Step 3: Cross multiply
    1,951.09x = 2,692.58 × 1,154.99
  4. Step 4: Simplify right side
    1,951.09x = 3,109,903.93
  5. Step 5: Solve for x
    x = 3,109,903.93/1,951.09
  6. Step 6: Final answer
    x = 1,593.93

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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.