Home / 4,084.36-5,636.46-2,315.92

Finding the Fourth Proportional to 4,084.36, 5,636.46 and 2,315.92

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Solution

The fourth proportional to 4,084.36, 5,636.46 and 2,315.92 is: 3,195.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.36 : 5,636.46 = 2,315.92 : x
  2. Step 2: Convert to fraction form
    4,084.36/5,636.46 = 2,315.92/x
  3. Step 3: Cross multiply
    4,084.36x = 5,636.46 × 2,315.92
  4. Step 4: Simplify right side
    4,084.36x = 13,053,590.44
  5. Step 5: Solve for x
    x = 13,053,590.44/4,084.36
  6. Step 6: Final answer
    x = 3,195.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.