Home / 2,595.78-3,893.67-1,135.14

Finding the Fourth Proportional to 2,595.78, 3,893.67 and 1,135.14

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Solution

The fourth proportional to 2,595.78, 3,893.67 and 1,135.14 is: 1,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,595.78 : 3,893.67 = 1,135.14 : x
  2. Step 2: Convert to fraction form
    2,595.78/3,893.67 = 1,135.14/x
  3. Step 3: Cross multiply
    2,595.78x = 3,893.67 × 1,135.14
  4. Step 4: Simplify right side
    2,595.78x = 4,419,860.56
  5. Step 5: Solve for x
    x = 4,419,860.56/2,595.78
  6. Step 6: Final answer
    x = 1,702.71

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1.5x scale

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.