Home / 3,739.56-5,602.92-2,642.10

Finding the Fourth Proportional to 3,739.56, 5,602.92 and 2,642.10

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Solution

The fourth proportional to 3,739.56, 5,602.92 and 2,642.10 is: 3,958.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.56 : 5,602.92 = 2,642.10 : x
  2. Step 2: Convert to fraction form
    3,739.56/5,602.92 = 2,642.10/x
  3. Step 3: Cross multiply
    3,739.56x = 5,602.92 × 2,642.10
  4. Step 4: Simplify right side
    3,739.56x = 14,803,474.93
  5. Step 5: Solve for x
    x = 14,803,474.93/3,739.56
  6. Step 6: Final answer
    x = 3,958.61

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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.