Home / 2,941.20-4,412.75-1,092.47

Finding the Fourth Proportional to 2,941.20, 4,412.75 and 1,092.47

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Solution

The fourth proportional to 2,941.20, 4,412.75 and 1,092.47 is: 1,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.20 : 4,412.75 = 1,092.47 : x
  2. Step 2: Convert to fraction form
    2,941.20/4,412.75 = 1,092.47/x
  3. Step 3: Cross multiply
    2,941.20x = 4,412.75 × 1,092.47
  4. Step 4: Simplify right side
    2,941.20x = 4,820,769.47
  5. Step 5: Solve for x
    x = 4,820,769.47/2,941.20
  6. Step 6: Final answer
    x = 1,639.05

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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.