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Finding the Fourth Proportional to 2,032.41, 3,048.90 and 645.27

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Solution

The fourth proportional to 2,032.41, 3,048.90 and 645.27 is: 968.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.41 : 3,048.90 = 645.27 : x
  2. Step 2: Convert to fraction form
    2,032.41/3,048.90 = 645.27/x
  3. Step 3: Cross multiply
    2,032.41x = 3,048.90 × 645.27
  4. Step 4: Simplify right side
    2,032.41x = 1,967,363.70
  5. Step 5: Solve for x
    x = 1,967,363.70/2,032.41
  6. Step 6: Final answer
    x = 968.00

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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.