Home / 9,218.63-13,828-2,293.13

Finding the Fourth Proportional to 9,218.63, 13,828 and 2,293.13

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Solution

The fourth proportional to 9,218.63, 13,828 and 2,293.13 is: 3,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.63 : 13,828 = 2,293.13 : x
  2. Step 2: Convert to fraction form
    9,218.63/13,828 = 2,293.13/x
  3. Step 3: Cross multiply
    9,218.63x = 13,828 × 2,293.13
  4. Step 4: Simplify right side
    9,218.63x = 31,709,401.64
  5. Step 5: Solve for x
    x = 31,709,401.64/9,218.63
  6. Step 6: Final answer
    x = 3,439.71

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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.