Home / 5,414.64-8,115.40-2,293.44

Finding the Fourth Proportional to 5,414.64, 8,115.40 and 2,293.44

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Solution

The fourth proportional to 5,414.64, 8,115.40 and 2,293.44 is: 3,437.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.64 : 8,115.40 = 2,293.44 : x
  2. Step 2: Convert to fraction form
    5,414.64/8,115.40 = 2,293.44/x
  3. Step 3: Cross multiply
    5,414.64x = 8,115.40 × 2,293.44
  4. Step 4: Simplify right side
    5,414.64x = 18,612,182.98
  5. Step 5: Solve for x
    x = 18,612,182.98/5,414.64
  6. Step 6: Final answer
    x = 3,437.38

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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.