Home / 9,811.08-13,539.24-5,562

Finding the Fourth Proportional to 9,811.08, 13,539.24 and 5,562

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Solution

The fourth proportional to 9,811.08, 13,539.24 and 5,562 is: 7,675.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811.08 : 13,539.24 = 5,562 : x
  2. Step 2: Convert to fraction form
    9,811.08/13,539.24 = 5,562/x
  3. Step 3: Cross multiply
    9,811.08x = 13,539.24 × 5,562
  4. Step 4: Simplify right side
    9,811.08x = 75,305,252.88
  5. Step 5: Solve for x
    x = 75,305,252.88/9,811.08
  6. Step 6: Final answer
    x = 7,675.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.