Home / 10,726.24-16,090.20-3,709.60

Finding the Fourth Proportional to 10,726.24, 16,090.20 and 3,709.60

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Solution

The fourth proportional to 10,726.24, 16,090.20 and 3,709.60 is: 5,564.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.24 : 16,090.20 = 3,709.60 : x
  2. Step 2: Convert to fraction form
    10,726.24/16,090.20 = 3,709.60/x
  3. Step 3: Cross multiply
    10,726.24x = 16,090.20 × 3,709.60
  4. Step 4: Simplify right side
    10,726.24x = 59,688,205.92
  5. Step 5: Solve for x
    x = 59,688,205.92/10,726.24
  6. Step 6: Final answer
    x = 5,564.69

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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.