Home / 8,494.28-11,722.18-4,956.81

Finding the Fourth Proportional to 8,494.28, 11,722.18 and 4,956.81

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Solution

The fourth proportional to 8,494.28, 11,722.18 and 4,956.81 is: 6,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.28 : 11,722.18 = 4,956.81 : x
  2. Step 2: Convert to fraction form
    8,494.28/11,722.18 = 4,956.81/x
  3. Step 3: Cross multiply
    8,494.28x = 11,722.18 × 4,956.81
  4. Step 4: Simplify right side
    8,494.28x = 58,104,535.65
  5. Step 5: Solve for x
    x = 58,104,535.65/8,494.28
  6. Step 6: Final answer
    x = 6,840.43

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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.