Home / 4,500.60-6,732.88-3,890.87

Finding the Fourth Proportional to 4,500.60, 6,732.88 and 3,890.87

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Solution

The fourth proportional to 4,500.60, 6,732.88 and 3,890.87 is: 5,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.60 : 6,732.88 = 3,890.87 : x
  2. Step 2: Convert to fraction form
    4,500.60/6,732.88 = 3,890.87/x
  3. Step 3: Cross multiply
    4,500.60x = 6,732.88 × 3,890.87
  4. Step 4: Simplify right side
    4,500.60x = 26,196,767.91
  5. Step 5: Solve for x
    x = 26,196,767.91/4,500.60
  6. Step 6: Final answer
    x = 5,820.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.