Home / 6,217-8,581.06-3,565.86

Finding the Fourth Proportional to 6,217, 8,581.06 and 3,565.86

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Solution

The fourth proportional to 6,217, 8,581.06 and 3,565.86 is: 4,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217 : 8,581.06 = 3,565.86 : x
  2. Step 2: Convert to fraction form
    6,217/8,581.06 = 3,565.86/x
  3. Step 3: Cross multiply
    6,217x = 8,581.06 × 3,565.86
  4. Step 4: Simplify right side
    6,217x = 30,598,858.61
  5. Step 5: Solve for x
    x = 30,598,858.61/6,217
  6. Step 6: Final answer
    x = 4,921.80

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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.