Home / 2,708.62-4,050.96-1,666.06

Finding the Fourth Proportional to 2,708.62, 4,050.96 and 1,666.06

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Solution

The fourth proportional to 2,708.62, 4,050.96 and 1,666.06 is: 2,491.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.62 : 4,050.96 = 1,666.06 : x
  2. Step 2: Convert to fraction form
    2,708.62/4,050.96 = 1,666.06/x
  3. Step 3: Cross multiply
    2,708.62x = 4,050.96 × 1,666.06
  4. Step 4: Simplify right side
    2,708.62x = 6,749,142.42
  5. Step 5: Solve for x
    x = 6,749,142.42/2,708.62
  6. Step 6: Final answer
    x = 2,491.73

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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.