Home / 11,690.02-17,539.35-4,299.31

Finding the Fourth Proportional to 11,690.02, 17,539.35 and 4,299.31

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Solution

The fourth proportional to 11,690.02, 17,539.35 and 4,299.31 is: 6,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.02 : 17,539.35 = 4,299.31 : x
  2. Step 2: Convert to fraction form
    11,690.02/17,539.35 = 4,299.31/x
  3. Step 3: Cross multiply
    11,690.02x = 17,539.35 × 4,299.31
  4. Step 4: Simplify right side
    11,690.02x = 75,407,102.85
  5. Step 5: Solve for x
    x = 75,407,102.85/11,690.02
  6. Step 6: Final answer
    x = 6,450.55

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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.