Home / 4,311.60-5,949.64-2,422.88

Finding the Fourth Proportional to 4,311.60, 5,949.64 and 2,422.88

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Solution

The fourth proportional to 4,311.60, 5,949.64 and 2,422.88 is: 3,343.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.60 : 5,949.64 = 2,422.88 : x
  2. Step 2: Convert to fraction form
    4,311.60/5,949.64 = 2,422.88/x
  3. Step 3: Cross multiply
    4,311.60x = 5,949.64 × 2,422.88
  4. Step 4: Simplify right side
    4,311.60x = 14,415,263.76
  5. Step 5: Solve for x
    x = 14,415,263.76/4,311.60
  6. Step 6: Final answer
    x = 3,343.37

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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.