Home / 6,207.81-9,311.76-2,509.35

Finding the Fourth Proportional to 6,207.81, 9,311.76 and 2,509.35

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Solution

The fourth proportional to 6,207.81, 9,311.76 and 2,509.35 is: 3,764.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.81 : 9,311.76 = 2,509.35 : x
  2. Step 2: Convert to fraction form
    6,207.81/9,311.76 = 2,509.35/x
  3. Step 3: Cross multiply
    6,207.81x = 9,311.76 × 2,509.35
  4. Step 4: Simplify right side
    6,207.81x = 23,366,464.96
  5. Step 5: Solve for x
    x = 23,366,464.96/6,207.81
  6. Step 6: Final answer
    x = 3,764.04

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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.