Home / 8,860.16-13,282.69-3,927.11

Finding the Fourth Proportional to 8,860.16, 13,282.69 and 3,927.11

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Solution

The fourth proportional to 8,860.16, 13,282.69 and 3,927.11 is: 5,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.16 : 13,282.69 = 3,927.11 : x
  2. Step 2: Convert to fraction form
    8,860.16/13,282.69 = 3,927.11/x
  3. Step 3: Cross multiply
    8,860.16x = 13,282.69 × 3,927.11
  4. Step 4: Simplify right side
    8,860.16x = 52,162,584.73
  5. Step 5: Solve for x
    x = 52,162,584.73/8,860.16
  6. Step 6: Final answer
    x = 5,887.32

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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.