Home / 8,799.46-12,143.41-6,005.86

Finding the Fourth Proportional to 8,799.46, 12,143.41 and 6,005.86

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Solution

The fourth proportional to 8,799.46, 12,143.41 and 6,005.86 is: 8,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.46 : 12,143.41 = 6,005.86 : x
  2. Step 2: Convert to fraction form
    8,799.46/12,143.41 = 6,005.86/x
  3. Step 3: Cross multiply
    8,799.46x = 12,143.41 × 6,005.86
  4. Step 4: Simplify right side
    8,799.46x = 72,931,620.38
  5. Step 5: Solve for x
    x = 72,931,620.38/8,799.46
  6. Step 6: Final answer
    x = 8,288.19

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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.