Home / 6,860.76-10,293.66-2,912.88

Finding the Fourth Proportional to 6,860.76, 10,293.66 and 2,912.88

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Solution

The fourth proportional to 6,860.76, 10,293.66 and 2,912.88 is: 4,370.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.76 : 10,293.66 = 2,912.88 : x
  2. Step 2: Convert to fraction form
    6,860.76/10,293.66 = 2,912.88/x
  3. Step 3: Cross multiply
    6,860.76x = 10,293.66 × 2,912.88
  4. Step 4: Simplify right side
    6,860.76x = 29,984,196.34
  5. Step 5: Solve for x
    x = 29,984,196.34/6,860.76
  6. Step 6: Final answer
    x = 4,370.39

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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.