Home / 8,823.88-12,176.96-4,790.70

Finding the Fourth Proportional to 8,823.88, 12,176.96 and 4,790.70

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Solution

The fourth proportional to 8,823.88, 12,176.96 and 4,790.70 is: 6,611.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,823.88 : 12,176.96 = 4,790.70 : x
  2. Step 2: Convert to fraction form
    8,823.88/12,176.96 = 4,790.70/x
  3. Step 3: Cross multiply
    8,823.88x = 12,176.96 × 4,790.70
  4. Step 4: Simplify right side
    8,823.88x = 58,336,219.91
  5. Step 5: Solve for x
    x = 58,336,219.91/8,823.88
  6. Step 6: Final answer
    x = 6,611.17

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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.