Home / 6,742.84-10,104.90-3,971.32

Finding the Fourth Proportional to 6,742.84, 10,104.90 and 3,971.32

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Solution

The fourth proportional to 6,742.84, 10,104.90 and 3,971.32 is: 5,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.84 : 10,104.90 = 3,971.32 : x
  2. Step 2: Convert to fraction form
    6,742.84/10,104.90 = 3,971.32/x
  3. Step 3: Cross multiply
    6,742.84x = 10,104.90 × 3,971.32
  4. Step 4: Simplify right side
    6,742.84x = 40,129,791.47
  5. Step 5: Solve for x
    x = 40,129,791.47/6,742.84
  6. Step 6: Final answer
    x = 5,951.47

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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.