Home / 7,613.46-11,419.38-2,418.93

Finding the Fourth Proportional to 7,613.46, 11,419.38 and 2,418.93

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Solution

The fourth proportional to 7,613.46, 11,419.38 and 2,418.93 is: 3,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.46 : 11,419.38 = 2,418.93 : x
  2. Step 2: Convert to fraction form
    7,613.46/11,419.38 = 2,418.93/x
  3. Step 3: Cross multiply
    7,613.46x = 11,419.38 × 2,418.93
  4. Step 4: Simplify right side
    7,613.46x = 27,622,680.86
  5. Step 5: Solve for x
    x = 27,622,680.86/7,613.46
  6. Step 6: Final answer
    x = 3,628.14

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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.