Home / 8,660.94-11,951.39-4,885.04

Finding the Fourth Proportional to 8,660.94, 11,951.39 and 4,885.04

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Solution

The fourth proportional to 8,660.94, 11,951.39 and 4,885.04 is: 6,740.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.94 : 11,951.39 = 4,885.04 : x
  2. Step 2: Convert to fraction form
    8,660.94/11,951.39 = 4,885.04/x
  3. Step 3: Cross multiply
    8,660.94x = 11,951.39 × 4,885.04
  4. Step 4: Simplify right side
    8,660.94x = 58,382,934.02
  5. Step 5: Solve for x
    x = 58,382,934.02/8,660.94
  6. Step 6: Final answer
    x = 6,740.95

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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.