Home / 9,084.49-13,619.45-5,133.31

Finding the Fourth Proportional to 9,084.49, 13,619.45 and 5,133.31

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Solution

The fourth proportional to 9,084.49, 13,619.45 and 5,133.31 is: 7,695.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084.49 : 13,619.45 = 5,133.31 : x
  2. Step 2: Convert to fraction form
    9,084.49/13,619.45 = 5,133.31/x
  3. Step 3: Cross multiply
    9,084.49x = 13,619.45 × 5,133.31
  4. Step 4: Simplify right side
    9,084.49x = 69,912,885.40
  5. Step 5: Solve for x
    x = 69,912,885.40/9,084.49
  6. Step 6: Final answer
    x = 7,695.85

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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.