Home / 6,123.12-9,184.64-2,956.86

Finding the Fourth Proportional to 6,123.12, 9,184.64 and 2,956.86

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Solution

The fourth proportional to 6,123.12, 9,184.64 and 2,956.86 is: 4,435.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.12 : 9,184.64 = 2,956.86 : x
  2. Step 2: Convert to fraction form
    6,123.12/9,184.64 = 2,956.86/x
  3. Step 3: Cross multiply
    6,123.12x = 9,184.64 × 2,956.86
  4. Step 4: Simplify right side
    6,123.12x = 27,157,694.63
  5. Step 5: Solve for x
    x = 27,157,694.63/6,123.12
  6. Step 6: Final answer
    x = 4,435.27

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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.