Home / 4,992.60-6,889.70-2,754.43

Finding the Fourth Proportional to 4,992.60, 6,889.70 and 2,754.43

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Solution

The fourth proportional to 4,992.60, 6,889.70 and 2,754.43 is: 3,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.60 : 6,889.70 = 2,754.43 : x
  2. Step 2: Convert to fraction form
    4,992.60/6,889.70 = 2,754.43/x
  3. Step 3: Cross multiply
    4,992.60x = 6,889.70 × 2,754.43
  4. Step 4: Simplify right side
    4,992.60x = 18,977,186.03
  5. Step 5: Solve for x
    x = 18,977,186.03/4,992.60
  6. Step 6: Final answer
    x = 3,801.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.