Home / 4,159.92-6,239.88-1,082.16

Finding the Fourth Proportional to 4,159.92, 6,239.88 and 1,082.16

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Solution

The fourth proportional to 4,159.92, 6,239.88 and 1,082.16 is: 1,623.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.92 : 6,239.88 = 1,082.16 : x
  2. Step 2: Convert to fraction form
    4,159.92/6,239.88 = 1,082.16/x
  3. Step 3: Cross multiply
    4,159.92x = 6,239.88 × 1,082.16
  4. Step 4: Simplify right side
    4,159.92x = 6,752,548.54
  5. Step 5: Solve for x
    x = 6,752,548.54/4,159.92
  6. Step 6: Final answer
    x = 1,623.24

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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.