Home / 1,712.75-2,570.49-1,250.73

Finding the Fourth Proportional to 1,712.75, 2,570.49 and 1,250.73

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Solution

The fourth proportional to 1,712.75, 2,570.49 and 1,250.73 is: 1,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.75 : 2,570.49 = 1,250.73 : x
  2. Step 2: Convert to fraction form
    1,712.75/2,570.49 = 1,250.73/x
  3. Step 3: Cross multiply
    1,712.75x = 2,570.49 × 1,250.73
  4. Step 4: Simplify right side
    1,712.75x = 3,214,988.96
  5. Step 5: Solve for x
    x = 3,214,988.96/1,712.75
  6. Step 6: Final answer
    x = 1,877.10

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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.