Home / 7,613.15-11,419.47-2,682.66

Finding the Fourth Proportional to 7,613.15, 11,419.47 and 2,682.66

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Solution

The fourth proportional to 7,613.15, 11,419.47 and 2,682.66 is: 4,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.15 : 11,419.47 = 2,682.66 : x
  2. Step 2: Convert to fraction form
    7,613.15/11,419.47 = 2,682.66/x
  3. Step 3: Cross multiply
    7,613.15x = 11,419.47 × 2,682.66
  4. Step 4: Simplify right side
    7,613.15x = 30,634,555.39
  5. Step 5: Solve for x
    x = 30,634,555.39/7,613.15
  6. Step 6: Final answer
    x = 4,023.90

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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.