Home / 9,963.27-14,947.49-4,415.30

Finding the Fourth Proportional to 9,963.27, 14,947.49 and 4,415.30

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Solution

The fourth proportional to 9,963.27, 14,947.49 and 4,415.30 is: 6,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.27 : 14,947.49 = 4,415.30 : x
  2. Step 2: Convert to fraction form
    9,963.27/14,947.49 = 4,415.30/x
  3. Step 3: Cross multiply
    9,963.27x = 14,947.49 × 4,415.30
  4. Step 4: Simplify right side
    9,963.27x = 65,997,644.95
  5. Step 5: Solve for x
    x = 65,997,644.95/9,963.27
  6. Step 6: Final answer
    x = 6,624.09

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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.