Home / 5,931.91-8,185.68-3,279.16

Finding the Fourth Proportional to 5,931.91, 8,185.68 and 3,279.16

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Solution

The fourth proportional to 5,931.91, 8,185.68 and 3,279.16 is: 4,525.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.91 : 8,185.68 = 3,279.16 : x
  2. Step 2: Convert to fraction form
    5,931.91/8,185.68 = 3,279.16/x
  3. Step 3: Cross multiply
    5,931.91x = 8,185.68 × 3,279.16
  4. Step 4: Simplify right side
    5,931.91x = 26,842,154.43
  5. Step 5: Solve for x
    x = 26,842,154.43/5,931.91
  6. Step 6: Final answer
    x = 4,525.04

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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.