Home / 10,726.80-16,091.40-3,329.52

Finding the Fourth Proportional to 10,726.80, 16,091.40 and 3,329.52

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Solution

The fourth proportional to 10,726.80, 16,091.40 and 3,329.52 is: 4,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.80 : 16,091.40 = 3,329.52 : x
  2. Step 2: Convert to fraction form
    10,726.80/16,091.40 = 3,329.52/x
  3. Step 3: Cross multiply
    10,726.80x = 16,091.40 × 3,329.52
  4. Step 4: Simplify right side
    10,726.80x = 53,576,638.13
  5. Step 5: Solve for x
    x = 53,576,638.13/10,726.80
  6. Step 6: Final answer
    x = 4,994.65

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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.