Home / 4,085.92-6,119.94-3,159.04

Finding the Fourth Proportional to 4,085.92, 6,119.94 and 3,159.04

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Solution

The fourth proportional to 4,085.92, 6,119.94 and 3,159.04 is: 4,731.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.92 : 6,119.94 = 3,159.04 : x
  2. Step 2: Convert to fraction form
    4,085.92/6,119.94 = 3,159.04/x
  3. Step 3: Cross multiply
    4,085.92x = 6,119.94 × 3,159.04
  4. Step 4: Simplify right side
    4,085.92x = 19,333,135.26
  5. Step 5: Solve for x
    x = 19,333,135.26/4,085.92
  6. Step 6: Final answer
    x = 4,731.65

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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.