Home / 8,818.92-13,219.06-3,192.84

Finding the Fourth Proportional to 8,818.92, 13,219.06 and 3,192.84

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Solution

The fourth proportional to 8,818.92, 13,219.06 and 3,192.84 is: 4,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.92 : 13,219.06 = 3,192.84 : x
  2. Step 2: Convert to fraction form
    8,818.92/13,219.06 = 3,192.84/x
  3. Step 3: Cross multiply
    8,818.92x = 13,219.06 × 3,192.84
  4. Step 4: Simplify right side
    8,818.92x = 42,206,343.53
  5. Step 5: Solve for x
    x = 42,206,343.53/8,818.92
  6. Step 6: Final answer
    x = 4,785.89

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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.