Home / 8,236.28-12,354.24-2,392.64

Finding the Fourth Proportional to 8,236.28, 12,354.24 and 2,392.64

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Solution

The fourth proportional to 8,236.28, 12,354.24 and 2,392.64 is: 3,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.28 : 12,354.24 = 2,392.64 : x
  2. Step 2: Convert to fraction form
    8,236.28/12,354.24 = 2,392.64/x
  3. Step 3: Cross multiply
    8,236.28x = 12,354.24 × 2,392.64
  4. Step 4: Simplify right side
    8,236.28x = 29,559,248.79
  5. Step 5: Solve for x
    x = 29,559,248.79/8,236.28
  6. Step 6: Final answer
    x = 3,588.91

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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.