Home / 8,226.24-12,332.80-3,606.72

Finding the Fourth Proportional to 8,226.24, 12,332.80 and 3,606.72

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Solution

The fourth proportional to 8,226.24, 12,332.80 and 3,606.72 is: 5,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.24 : 12,332.80 = 3,606.72 : x
  2. Step 2: Convert to fraction form
    8,226.24/12,332.80 = 3,606.72/x
  3. Step 3: Cross multiply
    8,226.24x = 12,332.80 × 3,606.72
  4. Step 4: Simplify right side
    8,226.24x = 44,480,956.42
  5. Step 5: Solve for x
    x = 44,480,956.42/8,226.24
  6. Step 6: Final answer
    x = 5,407.20

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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.