Home / 6,665.64-9,992.28-2,508.41

Finding the Fourth Proportional to 6,665.64, 9,992.28 and 2,508.41

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Solution

The fourth proportional to 6,665.64, 9,992.28 and 2,508.41 is: 3,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.64 : 9,992.28 = 2,508.41 : x
  2. Step 2: Convert to fraction form
    6,665.64/9,992.28 = 2,508.41/x
  3. Step 3: Cross multiply
    6,665.64x = 9,992.28 × 2,508.41
  4. Step 4: Simplify right side
    6,665.64x = 25,064,731.99
  5. Step 5: Solve for x
    x = 25,064,731.99/6,665.64
  6. Step 6: Final answer
    x = 3,760.29

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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.