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Finding the Fourth Proportional to 3,576.66, 4,935.53 and 2,004.45

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Solution

The fourth proportional to 3,576.66, 4,935.53 and 2,004.45 is: 2,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.66 : 4,935.53 = 2,004.45 : x
  2. Step 2: Convert to fraction form
    3,576.66/4,935.53 = 2,004.45/x
  3. Step 3: Cross multiply
    3,576.66x = 4,935.53 × 2,004.45
  4. Step 4: Simplify right side
    3,576.66x = 9,893,036.61
  5. Step 5: Solve for x
    x = 9,893,036.61/3,576.66
  6. Step 6: Final answer
    x = 2,766.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.