Home / 4,330.14-6,450.92-4,121.16

Finding the Fourth Proportional to 4,330.14, 6,450.92 and 4,121.16

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Solution

The fourth proportional to 4,330.14, 6,450.92 and 4,121.16 is: 6,139.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.14 : 6,450.92 = 4,121.16 : x
  2. Step 2: Convert to fraction form
    4,330.14/6,450.92 = 4,121.16/x
  3. Step 3: Cross multiply
    4,330.14x = 6,450.92 × 4,121.16
  4. Step 4: Simplify right side
    4,330.14x = 26,585,252.86
  5. Step 5: Solve for x
    x = 26,585,252.86/4,330.14
  6. Step 6: Final answer
    x = 6,139.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.