Home / 9,174.18-13,752.81-3,329.22

Finding the Fourth Proportional to 9,174.18, 13,752.81 and 3,329.22

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Solution

The fourth proportional to 9,174.18, 13,752.81 and 3,329.22 is: 4,990.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.18 : 13,752.81 = 3,329.22 : x
  2. Step 2: Convert to fraction form
    9,174.18/13,752.81 = 3,329.22/x
  3. Step 3: Cross multiply
    9,174.18x = 13,752.81 × 3,329.22
  4. Step 4: Simplify right side
    9,174.18x = 45,786,130.11
  5. Step 5: Solve for x
    x = 45,786,130.11/9,174.18
  6. Step 6: Final answer
    x = 4,990.76

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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.