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Finding the Fourth Proportional to 2,001.93, 3,002.54 and 540.89

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Solution

The fourth proportional to 2,001.93, 3,002.54 and 540.89 is: 811.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.93 : 3,002.54 = 540.89 : x
  2. Step 2: Convert to fraction form
    2,001.93/3,002.54 = 540.89/x
  3. Step 3: Cross multiply
    2,001.93x = 3,002.54 × 540.89
  4. Step 4: Simplify right side
    2,001.93x = 1,624,037.40
  5. Step 5: Solve for x
    x = 1,624,037.40/2,001.93
  6. Step 6: Final answer
    x = 811.24

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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.