Home / 3,924.21-5,416.35-2,246.59

Finding the Fourth Proportional to 3,924.21, 5,416.35 and 2,246.59

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Solution

The fourth proportional to 3,924.21, 5,416.35 and 2,246.59 is: 3,100.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.21 : 5,416.35 = 2,246.59 : x
  2. Step 2: Convert to fraction form
    3,924.21/5,416.35 = 2,246.59/x
  3. Step 3: Cross multiply
    3,924.21x = 5,416.35 × 2,246.59
  4. Step 4: Simplify right side
    3,924.21x = 12,168,279.43
  5. Step 5: Solve for x
    x = 12,168,279.43/3,924.21
  6. Step 6: Final answer
    x = 3,100.82

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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.