Home / 4,199.60-6,270.10-3,784.88

Finding the Fourth Proportional to 4,199.60, 6,270.10 and 3,784.88

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Solution

The fourth proportional to 4,199.60, 6,270.10 and 3,784.88 is: 5,650.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.60 : 6,270.10 = 3,784.88 : x
  2. Step 2: Convert to fraction form
    4,199.60/6,270.10 = 3,784.88/x
  3. Step 3: Cross multiply
    4,199.60x = 6,270.10 × 3,784.88
  4. Step 4: Simplify right side
    4,199.60x = 23,731,576.09
  5. Step 5: Solve for x
    x = 23,731,576.09/4,199.60
  6. Step 6: Final answer
    x = 5,650.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.