Home / 2,817.48-4,228.10-1,174.04

Finding the Fourth Proportional to 2,817.48, 4,228.10 and 1,174.04

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Solution

The fourth proportional to 2,817.48, 4,228.10 and 1,174.04 is: 1,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.48 : 4,228.10 = 1,174.04 : x
  2. Step 2: Convert to fraction form
    2,817.48/4,228.10 = 1,174.04/x
  3. Step 3: Cross multiply
    2,817.48x = 4,228.10 × 1,174.04
  4. Step 4: Simplify right side
    2,817.48x = 4,963,958.52
  5. Step 5: Solve for x
    x = 4,963,958.52/2,817.48
  6. Step 6: Final answer
    x = 1,761.84

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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.