Home / 11,558.42-17,333.36-4,160.88

Finding the Fourth Proportional to 11,558.42, 17,333.36 and 4,160.88

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Solution

The fourth proportional to 11,558.42, 17,333.36 and 4,160.88 is: 6,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.42 : 17,333.36 = 4,160.88 : x
  2. Step 2: Convert to fraction form
    11,558.42/17,333.36 = 4,160.88/x
  3. Step 3: Cross multiply
    11,558.42x = 17,333.36 × 4,160.88
  4. Step 4: Simplify right side
    11,558.42x = 72,122,030.96
  5. Step 5: Solve for x
    x = 72,122,030.96/11,558.42
  6. Step 6: Final answer
    x = 6,239.78

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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.