Home / 1,771.79-2,659.06-1,250.68

Finding the Fourth Proportional to 1,771.79, 2,659.06 and 1,250.68

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Solution

The fourth proportional to 1,771.79, 2,659.06 and 1,250.68 is: 1,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.79 : 2,659.06 = 1,250.68 : x
  2. Step 2: Convert to fraction form
    1,771.79/2,659.06 = 1,250.68/x
  3. Step 3: Cross multiply
    1,771.79x = 2,659.06 × 1,250.68
  4. Step 4: Simplify right side
    1,771.79x = 3,325,623.39
  5. Step 5: Solve for x
    x = 3,325,623.39/1,771.79
  6. Step 6: Final answer
    x = 1,876.98

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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.