Home / 3,050.73-4,207.14-2,169.45

Finding the Fourth Proportional to 3,050.73, 4,207.14 and 2,169.45

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Solution

The fourth proportional to 3,050.73, 4,207.14 and 2,169.45 is: 2,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.73 : 4,207.14 = 2,169.45 : x
  2. Step 2: Convert to fraction form
    3,050.73/4,207.14 = 2,169.45/x
  3. Step 3: Cross multiply
    3,050.73x = 4,207.14 × 2,169.45
  4. Step 4: Simplify right side
    3,050.73x = 9,127,179.87
  5. Step 5: Solve for x
    x = 9,127,179.87/3,050.73
  6. Step 6: Final answer
    x = 2,991.80

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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.