Home / 9,723.40-14,581.50-7,647.44

Finding the Fourth Proportional to 9,723.40, 14,581.50 and 7,647.44

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Solution

The fourth proportional to 9,723.40, 14,581.50 and 7,647.44 is: 11,468.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,723.40 : 14,581.50 = 7,647.44 : x
  2. Step 2: Convert to fraction form
    9,723.40/14,581.50 = 7,647.44/x
  3. Step 3: Cross multiply
    9,723.40x = 14,581.50 × 7,647.44
  4. Step 4: Simplify right side
    9,723.40x = 111,511,146.36
  5. Step 5: Solve for x
    x = 111,511,146.36/9,723.40
  6. Step 6: Final answer
    x = 11,468.33

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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.