Home / 5,460.78-8,193.06-2,992.44

Finding the Fourth Proportional to 5,460.78, 8,193.06 and 2,992.44

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Solution

The fourth proportional to 5,460.78, 8,193.06 and 2,992.44 is: 4,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.78 : 8,193.06 = 2,992.44 : x
  2. Step 2: Convert to fraction form
    5,460.78/8,193.06 = 2,992.44/x
  3. Step 3: Cross multiply
    5,460.78x = 8,193.06 × 2,992.44
  4. Step 4: Simplify right side
    5,460.78x = 24,517,240.47
  5. Step 5: Solve for x
    x = 24,517,240.47/5,460.78
  6. Step 6: Final answer
    x = 4,489.70

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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.