Home / 8,518.53-11,752.30-6,285.73

Finding the Fourth Proportional to 8,518.53, 11,752.30 and 6,285.73

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Solution

The fourth proportional to 8,518.53, 11,752.30 and 6,285.73 is: 8,671.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518.53 : 11,752.30 = 6,285.73 : x
  2. Step 2: Convert to fraction form
    8,518.53/11,752.30 = 6,285.73/x
  3. Step 3: Cross multiply
    8,518.53x = 11,752.30 × 6,285.73
  4. Step 4: Simplify right side
    8,518.53x = 73,871,753.25
  5. Step 5: Solve for x
    x = 73,871,753.25/8,518.53
  6. Step 6: Final answer
    x = 8,671.89

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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.