Home / 9,825.80-14,729.40-3,248.39

Finding the Fourth Proportional to 9,825.80, 14,729.40 and 3,248.39

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Solution

The fourth proportional to 9,825.80, 14,729.40 and 3,248.39 is: 4,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825.80 : 14,729.40 = 3,248.39 : x
  2. Step 2: Convert to fraction form
    9,825.80/14,729.40 = 3,248.39/x
  3. Step 3: Cross multiply
    9,825.80x = 14,729.40 × 3,248.39
  4. Step 4: Simplify right side
    9,825.80x = 47,846,872.49
  5. Step 5: Solve for x
    x = 47,846,872.49/9,825.80
  6. Step 6: Final answer
    x = 4,869.52

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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.