Home / 6,851.29-9,454.82-4,200.46

Finding the Fourth Proportional to 6,851.29, 9,454.82 and 4,200.46

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Solution

The fourth proportional to 6,851.29, 9,454.82 and 4,200.46 is: 5,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,851.29 : 9,454.82 = 4,200.46 : x
  2. Step 2: Convert to fraction form
    6,851.29/9,454.82 = 4,200.46/x
  3. Step 3: Cross multiply
    6,851.29x = 9,454.82 × 4,200.46
  4. Step 4: Simplify right side
    6,851.29x = 39,714,524.94
  5. Step 5: Solve for x
    x = 39,714,524.94/6,851.29
  6. Step 6: Final answer
    x = 5,796.65

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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.