Home / 4,966.56-7,451.10-2,005.20

Finding the Fourth Proportional to 4,966.56, 7,451.10 and 2,005.20

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Solution

The fourth proportional to 4,966.56, 7,451.10 and 2,005.20 is: 3,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.56 : 7,451.10 = 2,005.20 : x
  2. Step 2: Convert to fraction form
    4,966.56/7,451.10 = 2,005.20/x
  3. Step 3: Cross multiply
    4,966.56x = 7,451.10 × 2,005.20
  4. Step 4: Simplify right side
    4,966.56x = 14,940,945.72
  5. Step 5: Solve for x
    x = 14,940,945.72/4,966.56
  6. Step 6: Final answer
    x = 3,008.31

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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.