Home / 4,951.02-7,428.30-1,664.11

Finding the Fourth Proportional to 4,951.02, 7,428.30 and 1,664.11

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Solution

The fourth proportional to 4,951.02, 7,428.30 and 1,664.11 is: 2,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.02 : 7,428.30 = 1,664.11 : x
  2. Step 2: Convert to fraction form
    4,951.02/7,428.30 = 1,664.11/x
  3. Step 3: Cross multiply
    4,951.02x = 7,428.30 × 1,664.11
  4. Step 4: Simplify right side
    4,951.02x = 12,361,508.31
  5. Step 5: Solve for x
    x = 12,361,508.31/4,951.02
  6. Step 6: Final answer
    x = 2,496.76

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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.