Home / 11,310.02-16,965.57-4,289.48

Finding the Fourth Proportional to 11,310.02, 16,965.57 and 4,289.48

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Solution

The fourth proportional to 11,310.02, 16,965.57 and 4,289.48 is: 6,434.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.02 : 16,965.57 = 4,289.48 : x
  2. Step 2: Convert to fraction form
    11,310.02/16,965.57 = 4,289.48/x
  3. Step 3: Cross multiply
    11,310.02x = 16,965.57 × 4,289.48
  4. Step 4: Simplify right side
    11,310.02x = 72,773,388.38
  5. Step 5: Solve for x
    x = 72,773,388.38/11,310.02
  6. Step 6: Final answer
    x = 6,434.42

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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.