Home / 6,342.50-8,750.52-3,687.73

Finding the Fourth Proportional to 6,342.50, 8,750.52 and 3,687.73

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Solution

The fourth proportional to 6,342.50, 8,750.52 and 3,687.73 is: 5,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.50 : 8,750.52 = 3,687.73 : x
  2. Step 2: Convert to fraction form
    6,342.50/8,750.52 = 3,687.73/x
  3. Step 3: Cross multiply
    6,342.50x = 8,750.52 × 3,687.73
  4. Step 4: Simplify right side
    6,342.50x = 32,269,533.24
  5. Step 5: Solve for x
    x = 32,269,533.24/6,342.50
  6. Step 6: Final answer
    x = 5,087.82

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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.