Home / 2,011.42-3,017.10-550.60

Finding the Fourth Proportional to 2,011.42, 3,017.10 and 550.60

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Solution

The fourth proportional to 2,011.42, 3,017.10 and 550.60 is: 825.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.42 : 3,017.10 = 550.60 : x
  2. Step 2: Convert to fraction form
    2,011.42/3,017.10 = 550.60/x
  3. Step 3: Cross multiply
    2,011.42x = 3,017.10 × 550.60
  4. Step 4: Simplify right side
    2,011.42x = 1,661,215.26
  5. Step 5: Solve for x
    x = 1,661,215.26/2,011.42
  6. Step 6: Final answer
    x = 825.89

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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.