Home / 2,941.96-4,060.11-1,615.90

Finding the Fourth Proportional to 2,941.96, 4,060.11 and 1,615.90

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Solution

The fourth proportional to 2,941.96, 4,060.11 and 1,615.90 is: 2,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.96 : 4,060.11 = 1,615.90 : x
  2. Step 2: Convert to fraction form
    2,941.96/4,060.11 = 1,615.90/x
  3. Step 3: Cross multiply
    2,941.96x = 4,060.11 × 1,615.90
  4. Step 4: Simplify right side
    2,941.96x = 6,560,731.75
  5. Step 5: Solve for x
    x = 6,560,731.75/2,941.96
  6. Step 6: Final answer
    x = 2,230.05

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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.