Home / 2,179.42-3,262.90-2,041.48

Finding the Fourth Proportional to 2,179.42, 3,262.90 and 2,041.48

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Solution

The fourth proportional to 2,179.42, 3,262.90 and 2,041.48 is: 3,056.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.42 : 3,262.90 = 2,041.48 : x
  2. Step 2: Convert to fraction form
    2,179.42/3,262.90 = 2,041.48/x
  3. Step 3: Cross multiply
    2,179.42x = 3,262.90 × 2,041.48
  4. Step 4: Simplify right side
    2,179.42x = 6,661,145.09
  5. Step 5: Solve for x
    x = 6,661,145.09/2,179.42
  6. Step 6: Final answer
    x = 3,056.38

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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.