Home / 9,218.43-13,829.69-2,644.11

Finding the Fourth Proportional to 9,218.43, 13,829.69 and 2,644.11

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Solution

The fourth proportional to 9,218.43, 13,829.69 and 2,644.11 is: 3,966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.43 : 13,829.69 = 2,644.11 : x
  2. Step 2: Convert to fraction form
    9,218.43/13,829.69 = 2,644.11/x
  3. Step 3: Cross multiply
    9,218.43x = 13,829.69 × 2,644.11
  4. Step 4: Simplify right side
    9,218.43x = 36,567,228.24
  5. Step 5: Solve for x
    x = 36,567,228.24/9,218.43
  6. Step 6: Final answer
    x = 3,966.75

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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.