Home / 2,089.14-3,133.20-608.06

Finding the Fourth Proportional to 2,089.14, 3,133.20 and 608.06

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Solution

The fourth proportional to 2,089.14, 3,133.20 and 608.06 is: 911.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.14 : 3,133.20 = 608.06 : x
  2. Step 2: Convert to fraction form
    2,089.14/3,133.20 = 608.06/x
  3. Step 3: Cross multiply
    2,089.14x = 3,133.20 × 608.06
  4. Step 4: Simplify right side
    2,089.14x = 1,905,173.59
  5. Step 5: Solve for x
    x = 1,905,173.59/2,089.14
  6. Step 6: Final answer
    x = 911.94

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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.