Home / 11,709.88-17,567.28-6,160.18

Finding the Fourth Proportional to 11,709.88, 17,567.28 and 6,160.18

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Solution

The fourth proportional to 11,709.88, 17,567.28 and 6,160.18 is: 9,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709.88 : 17,567.28 = 6,160.18 : x
  2. Step 2: Convert to fraction form
    11,709.88/17,567.28 = 6,160.18/x
  3. Step 3: Cross multiply
    11,709.88x = 17,567.28 × 6,160.18
  4. Step 4: Simplify right side
    11,709.88x = 108,217,606.91
  5. Step 5: Solve for x
    x = 108,217,606.91/11,709.88
  6. Step 6: Final answer
    x = 9,241.56

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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.