Home / 7,565.22-10,439.73-4,207.96

Finding the Fourth Proportional to 7,565.22, 10,439.73 and 4,207.96

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Solution

The fourth proportional to 7,565.22, 10,439.73 and 4,207.96 is: 5,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.22 : 10,439.73 = 4,207.96 : x
  2. Step 2: Convert to fraction form
    7,565.22/10,439.73 = 4,207.96/x
  3. Step 3: Cross multiply
    7,565.22x = 10,439.73 × 4,207.96
  4. Step 4: Simplify right side
    7,565.22x = 43,929,940.15
  5. Step 5: Solve for x
    x = 43,929,940.15/7,565.22
  6. Step 6: Final answer
    x = 5,806.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.