Home / 10,649.98-15,977.30-3,255.02

Finding the Fourth Proportional to 10,649.98, 15,977.30 and 3,255.02

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Solution

The fourth proportional to 10,649.98, 15,977.30 and 3,255.02 is: 4,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649.98 : 15,977.30 = 3,255.02 : x
  2. Step 2: Convert to fraction form
    10,649.98/15,977.30 = 3,255.02/x
  3. Step 3: Cross multiply
    10,649.98x = 15,977.30 × 3,255.02
  4. Step 4: Simplify right side
    10,649.98x = 52,006,431.05
  5. Step 5: Solve for x
    x = 52,006,431.05/10,649.98
  6. Step 6: Final answer
    x = 4,883.24

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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.