Home / 11,690.66-17,533.38-3,368.90

Finding the Fourth Proportional to 11,690.66, 17,533.38 and 3,368.90

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Solution

The fourth proportional to 11,690.66, 17,533.38 and 3,368.90 is: 5,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.66 : 17,533.38 = 3,368.90 : x
  2. Step 2: Convert to fraction form
    11,690.66/17,533.38 = 3,368.90/x
  3. Step 3: Cross multiply
    11,690.66x = 17,533.38 × 3,368.90
  4. Step 4: Simplify right side
    11,690.66x = 59,068,203.88
  5. Step 5: Solve for x
    x = 59,068,203.88/11,690.66
  6. Step 6: Final answer
    x = 5,052.60

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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.