Home / 4,985.14-6,879.25-2,746.97

Finding the Fourth Proportional to 4,985.14, 6,879.25 and 2,746.97

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Solution

The fourth proportional to 4,985.14, 6,879.25 and 2,746.97 is: 3,790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.14 : 6,879.25 = 2,746.97 : x
  2. Step 2: Convert to fraction form
    4,985.14/6,879.25 = 2,746.97/x
  3. Step 3: Cross multiply
    4,985.14x = 6,879.25 × 2,746.97
  4. Step 4: Simplify right side
    4,985.14x = 18,897,086.66
  5. Step 5: Solve for x
    x = 18,897,086.66/4,985.14
  6. Step 6: Final answer
    x = 3,790.68

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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.