Home / 5,116.32-7,675.20-2,194.68

Finding the Fourth Proportional to 5,116.32, 7,675.20 and 2,194.68

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Solution

The fourth proportional to 5,116.32, 7,675.20 and 2,194.68 is: 3,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.32 : 7,675.20 = 2,194.68 : x
  2. Step 2: Convert to fraction form
    5,116.32/7,675.20 = 2,194.68/x
  3. Step 3: Cross multiply
    5,116.32x = 7,675.20 × 2,194.68
  4. Step 4: Simplify right side
    5,116.32x = 16,844,607.94
  5. Step 5: Solve for x
    x = 16,844,607.94/5,116.32
  6. Step 6: Final answer
    x = 3,292.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.