Home / 6,627.26-9,142.14-4,108.56

Finding the Fourth Proportional to 6,627.26, 9,142.14 and 4,108.56

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Solution

The fourth proportional to 6,627.26, 9,142.14 and 4,108.56 is: 5,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.26 : 9,142.14 = 4,108.56 : x
  2. Step 2: Convert to fraction form
    6,627.26/9,142.14 = 4,108.56/x
  3. Step 3: Cross multiply
    6,627.26x = 9,142.14 × 4,108.56
  4. Step 4: Simplify right side
    6,627.26x = 37,561,030.72
  5. Step 5: Solve for x
    x = 37,561,030.72/6,627.26
  6. Step 6: Final answer
    x = 5,667.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.