Home / 1,677.93-2,512.17-1,265.76

Finding the Fourth Proportional to 1,677.93, 2,512.17 and 1,265.76

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Solution

The fourth proportional to 1,677.93, 2,512.17 and 1,265.76 is: 1,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677.93 : 2,512.17 = 1,265.76 : x
  2. Step 2: Convert to fraction form
    1,677.93/2,512.17 = 1,265.76/x
  3. Step 3: Cross multiply
    1,677.93x = 2,512.17 × 1,265.76
  4. Step 4: Simplify right side
    1,677.93x = 3,179,804.30
  5. Step 5: Solve for x
    x = 3,179,804.30/1,677.93
  6. Step 6: Final answer
    x = 1,895.08

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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.