Home / 8,565.15-12,847.73-3,634.95

Finding the Fourth Proportional to 8,565.15, 12,847.73 and 3,634.95

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Solution

The fourth proportional to 8,565.15, 12,847.73 and 3,634.95 is: 5,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.15 : 12,847.73 = 3,634.95 : x
  2. Step 2: Convert to fraction form
    8,565.15/12,847.73 = 3,634.95/x
  3. Step 3: Cross multiply
    8,565.15x = 12,847.73 × 3,634.95
  4. Step 4: Simplify right side
    8,565.15x = 46,700,837.99
  5. Step 5: Solve for x
    x = 46,700,837.99/8,565.15
  6. Step 6: Final answer
    x = 5,452.43

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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.