Home / 9,828.75-14,743.26-5,454.75

Finding the Fourth Proportional to 9,828.75, 14,743.26 and 5,454.75

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Solution

The fourth proportional to 9,828.75, 14,743.26 and 5,454.75 is: 8,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828.75 : 14,743.26 = 5,454.75 : x
  2. Step 2: Convert to fraction form
    9,828.75/14,743.26 = 5,454.75/x
  3. Step 3: Cross multiply
    9,828.75x = 14,743.26 × 5,454.75
  4. Step 4: Simplify right side
    9,828.75x = 80,420,797.49
  5. Step 5: Solve for x
    x = 80,420,797.49/9,828.75
  6. Step 6: Final answer
    x = 8,182.20

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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.