Home / 8,731.60-12,049.77-4,752.73

Finding the Fourth Proportional to 8,731.60, 12,049.77 and 4,752.73

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Solution

The fourth proportional to 8,731.60, 12,049.77 and 4,752.73 is: 6,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.60 : 12,049.77 = 4,752.73 : x
  2. Step 2: Convert to fraction form
    8,731.60/12,049.77 = 4,752.73/x
  3. Step 3: Cross multiply
    8,731.60x = 12,049.77 × 4,752.73
  4. Step 4: Simplify right side
    8,731.60x = 57,269,303.37
  5. Step 5: Solve for x
    x = 57,269,303.37/8,731.60
  6. Step 6: Final answer
    x = 6,558.86

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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.