Home / 4,384.20-6,576.30-2,742.60

Finding the Fourth Proportional to 4,384.20, 6,576.30 and 2,742.60

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Solution

The fourth proportional to 4,384.20, 6,576.30 and 2,742.60 is: 4,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384.20 : 6,576.30 = 2,742.60 : x
  2. Step 2: Convert to fraction form
    4,384.20/6,576.30 = 2,742.60/x
  3. Step 3: Cross multiply
    4,384.20x = 6,576.30 × 2,742.60
  4. Step 4: Simplify right side
    4,384.20x = 18,036,160.38
  5. Step 5: Solve for x
    x = 18,036,160.38/4,384.20
  6. Step 6: Final answer
    x = 4,113.90

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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.