Home / 5,489.49-8,228.16-2,710.28

Finding the Fourth Proportional to 5,489.49, 8,228.16 and 2,710.28

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Solution

The fourth proportional to 5,489.49, 8,228.16 and 2,710.28 is: 4,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.49 : 8,228.16 = 2,710.28 : x
  2. Step 2: Convert to fraction form
    5,489.49/8,228.16 = 2,710.28/x
  3. Step 3: Cross multiply
    5,489.49x = 8,228.16 × 2,710.28
  4. Step 4: Simplify right side
    5,489.49x = 22,300,617.48
  5. Step 5: Solve for x
    x = 22,300,617.48/5,489.49
  6. Step 6: Final answer
    x = 4,062.42

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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.