Home / 8,614.08-11,884.32-4,885.92

Finding the Fourth Proportional to 8,614.08, 11,884.32 and 4,885.92

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Solution

The fourth proportional to 8,614.08, 11,884.32 and 4,885.92 is: 6,740.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614.08 : 11,884.32 = 4,885.92 : x
  2. Step 2: Convert to fraction form
    8,614.08/11,884.32 = 4,885.92/x
  3. Step 3: Cross multiply
    8,614.08x = 11,884.32 × 4,885.92
  4. Step 4: Simplify right side
    8,614.08x = 58,065,836.77
  5. Step 5: Solve for x
    x = 58,065,836.77/8,614.08
  6. Step 6: Final answer
    x = 6,740.81

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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.