Home / 8,392.60-11,583.30-4,857.76

Finding the Fourth Proportional to 8,392.60, 11,583.30 and 4,857.76

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Solution

The fourth proportional to 8,392.60, 11,583.30 and 4,857.76 is: 6,704.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.60 : 11,583.30 = 4,857.76 : x
  2. Step 2: Convert to fraction form
    8,392.60/11,583.30 = 4,857.76/x
  3. Step 3: Cross multiply
    8,392.60x = 11,583.30 × 4,857.76
  4. Step 4: Simplify right side
    8,392.60x = 56,268,891.41
  5. Step 5: Solve for x
    x = 56,268,891.41/8,392.60
  6. Step 6: Final answer
    x = 6,704.58

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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.