Home / 6,910.79-9,540.48-4,675.69

Finding the Fourth Proportional to 6,910.79, 9,540.48 and 4,675.69

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Solution

The fourth proportional to 6,910.79, 9,540.48 and 4,675.69 is: 6,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.79 : 9,540.48 = 4,675.69 : x
  2. Step 2: Convert to fraction form
    6,910.79/9,540.48 = 4,675.69/x
  3. Step 3: Cross multiply
    6,910.79x = 9,540.48 × 4,675.69
  4. Step 4: Simplify right side
    6,910.79x = 44,608,356.39
  5. Step 5: Solve for x
    x = 44,608,356.39/6,910.79
  6. Step 6: Final answer
    x = 6,454.88

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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.