Home / 11,030.78-16,548.96-3,239.60

Finding the Fourth Proportional to 11,030.78, 16,548.96 and 3,239.60

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Solution

The fourth proportional to 11,030.78, 16,548.96 and 3,239.60 is: 4,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.78 : 16,548.96 = 3,239.60 : x
  2. Step 2: Convert to fraction form
    11,030.78/16,548.96 = 3,239.60/x
  3. Step 3: Cross multiply
    11,030.78x = 16,548.96 × 3,239.60
  4. Step 4: Simplify right side
    11,030.78x = 53,611,922.00
  5. Step 5: Solve for x
    x = 53,611,922.00/11,030.78
  6. Step 6: Final answer
    x = 4,860.21

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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.