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Finding the Fourth Proportional to 4,644.60, 6,969.03 and 2,012.91

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Solution

The fourth proportional to 4,644.60, 6,969.03 and 2,012.91 is: 3,020.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.60 : 6,969.03 = 2,012.91 : x
  2. Step 2: Convert to fraction form
    4,644.60/6,969.03 = 2,012.91/x
  3. Step 3: Cross multiply
    4,644.60x = 6,969.03 × 2,012.91
  4. Step 4: Simplify right side
    4,644.60x = 14,028,030.18
  5. Step 5: Solve for x
    x = 14,028,030.18/4,644.60
  6. Step 6: Final answer
    x = 3,020.29

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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.