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Finding the Fourth Proportional to 2,001.98, 3,002.95 and 541.13

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Solution

The fourth proportional to 2,001.98, 3,002.95 and 541.13 is: 811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.98 : 3,002.95 = 541.13 : x
  2. Step 2: Convert to fraction form
    2,001.98/3,002.95 = 541.13/x
  3. Step 3: Cross multiply
    2,001.98x = 3,002.95 × 541.13
  4. Step 4: Simplify right side
    2,001.98x = 1,624,969.97
  5. Step 5: Solve for x
    x = 1,624,969.97/2,001.98
  6. Step 6: Final answer
    x = 811.68

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1.5x scale

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.