Home / 7,451.77-11,170.71-2,517.96

Finding the Fourth Proportional to 7,451.77, 11,170.71 and 2,517.96

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Solution

The fourth proportional to 7,451.77, 11,170.71 and 2,517.96 is: 3,774.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.77 : 11,170.71 = 2,517.96 : x
  2. Step 2: Convert to fraction form
    7,451.77/11,170.71 = 2,517.96/x
  3. Step 3: Cross multiply
    7,451.77x = 11,170.71 × 2,517.96
  4. Step 4: Simplify right side
    7,451.77x = 28,127,388.36
  5. Step 5: Solve for x
    x = 28,127,388.36/7,451.77
  6. Step 6: Final answer
    x = 3,774.59

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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.