Home / 6,281.01-9,415.15-3,942.64

Finding the Fourth Proportional to 6,281.01, 9,415.15 and 3,942.64

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Solution

The fourth proportional to 6,281.01, 9,415.15 and 3,942.64 is: 5,909.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.01 : 9,415.15 = 3,942.64 : x
  2. Step 2: Convert to fraction form
    6,281.01/9,415.15 = 3,942.64/x
  3. Step 3: Cross multiply
    6,281.01x = 9,415.15 × 3,942.64
  4. Step 4: Simplify right side
    6,281.01x = 37,120,548.91
  5. Step 5: Solve for x
    x = 37,120,548.91/6,281.01
  6. Step 6: Final answer
    x = 5,909.96

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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.