Home / 6,910.55-9,540.45-4,556.79

Finding the Fourth Proportional to 6,910.55, 9,540.45 and 4,556.79

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Solution

The fourth proportional to 6,910.55, 9,540.45 and 4,556.79 is: 6,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.55 : 9,540.45 = 4,556.79 : x
  2. Step 2: Convert to fraction form
    6,910.55/9,540.45 = 4,556.79/x
  3. Step 3: Cross multiply
    6,910.55x = 9,540.45 × 4,556.79
  4. Step 4: Simplify right side
    6,910.55x = 43,473,827.16
  5. Step 5: Solve for x
    x = 43,473,827.16/6,910.55
  6. Step 6: Final answer
    x = 6,290.94

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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.