Home / 8,736.92-12,056.55-4,758.02

Finding the Fourth Proportional to 8,736.92, 12,056.55 and 4,758.02

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Solution

The fourth proportional to 8,736.92, 12,056.55 and 4,758.02 is: 6,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.92 : 12,056.55 = 4,758.02 : x
  2. Step 2: Convert to fraction form
    8,736.92/12,056.55 = 4,758.02/x
  3. Step 3: Cross multiply
    8,736.92x = 12,056.55 × 4,758.02
  4. Step 4: Simplify right side
    8,736.92x = 57,365,306.03
  5. Step 5: Solve for x
    x = 57,365,306.03/8,736.92
  6. Step 6: Final answer
    x = 6,565.85

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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.