Home / 7,613.96-11,421.86-2,682.59

Finding the Fourth Proportional to 7,613.96, 11,421.86 and 2,682.59

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Solution

The fourth proportional to 7,613.96, 11,421.86 and 2,682.59 is: 4,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.96 : 11,421.86 = 2,682.59 : x
  2. Step 2: Convert to fraction form
    7,613.96/11,421.86 = 2,682.59/x
  3. Step 3: Cross multiply
    7,613.96x = 11,421.86 × 2,682.59
  4. Step 4: Simplify right side
    7,613.96x = 30,640,096.90
  5. Step 5: Solve for x
    x = 30,640,096.90/7,613.96
  6. Step 6: Final answer
    x = 4,024.20

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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.