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Finding the Fourth Proportional to 3,072.52, 4,582.04 and 2,899.99

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Solution

The fourth proportional to 3,072.52, 4,582.04 and 2,899.99 is: 4,324.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.52 : 4,582.04 = 2,899.99 : x
  2. Step 2: Convert to fraction form
    3,072.52/4,582.04 = 2,899.99/x
  3. Step 3: Cross multiply
    3,072.52x = 4,582.04 × 2,899.99
  4. Step 4: Simplify right side
    3,072.52x = 13,287,870.18
  5. Step 5: Solve for x
    x = 13,287,870.18/3,072.52
  6. Step 6: Final answer
    x = 4,324.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.