Home / 11,626.64-17,439.96-3,418.64

Finding the Fourth Proportional to 11,626.64, 17,439.96 and 3,418.64

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Solution

The fourth proportional to 11,626.64, 17,439.96 and 3,418.64 is: 5,127.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.64 : 17,439.96 = 3,418.64 : x
  2. Step 2: Convert to fraction form
    11,626.64/17,439.96 = 3,418.64/x
  3. Step 3: Cross multiply
    11,626.64x = 17,439.96 × 3,418.64
  4. Step 4: Simplify right side
    11,626.64x = 59,620,962.16
  5. Step 5: Solve for x
    x = 59,620,962.16/11,626.64
  6. Step 6: Final answer
    x = 5,127.96

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1.5x scale

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.