Home / 6,615.75-9,134.61-4,516.23

Finding the Fourth Proportional to 6,615.75, 9,134.61 and 4,516.23

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Solution

The fourth proportional to 6,615.75, 9,134.61 and 4,516.23 is: 6,235.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615.75 : 9,134.61 = 4,516.23 : x
  2. Step 2: Convert to fraction form
    6,615.75/9,134.61 = 4,516.23/x
  3. Step 3: Cross multiply
    6,615.75x = 9,134.61 × 4,516.23
  4. Step 4: Simplify right side
    6,615.75x = 41,253,999.72
  5. Step 5: Solve for x
    x = 41,253,999.72/6,615.75
  6. Step 6: Final answer
    x = 6,235.73

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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.