Home / 8,660.08-11,942.94-5,674.83

Finding the Fourth Proportional to 8,660.08, 11,942.94 and 5,674.83

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Solution

The fourth proportional to 8,660.08, 11,942.94 and 5,674.83 is: 7,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.08 : 11,942.94 = 5,674.83 : x
  2. Step 2: Convert to fraction form
    8,660.08/11,942.94 = 5,674.83/x
  3. Step 3: Cross multiply
    8,660.08x = 11,942.94 × 5,674.83
  4. Step 4: Simplify right side
    8,660.08x = 67,774,154.20
  5. Step 5: Solve for x
    x = 67,774,154.20/8,660.08
  6. Step 6: Final answer
    x = 7,826.04

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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.